Sách Giáo Viên_Tin Học 3 - ĐH Huế

["DTPB\u00c0I 11 S\u01a0 \u0110\u1ed2 H\u00ccNH C\u00c2Y A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Bi\u1ebft \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n m\u1ed9t s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u1ee5 th\u1ec3 b\u1eb1ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. B. CHU\u1ea8N B\u1eca GV c\u1ea7n chu\u1ea9n b\u1ecb tr\u01b0\u1edbc h\u00ecnh \u1ea3nh c\u00e1c \u0111\u1ed3 v\u1eadt ch\u01b0a \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp v\u00e0 h\u00ecnh \u1ea3nh c\u00e1c \u0111\u1ed3 v\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp \u0111\u1ec3 HS quan s\u00e1t v\u00e0 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi do GV \u0111\u01b0a ra. Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc m\u1ed9t s\u1ed1 m\u1ea3nh b\u00eca c\u00f3 ghi c\u00e1c s\u1ed1 kh\u00e1c nhau \u0111\u1ec3 HS th\u1ef1c hi\u1ec7n thao t\u00e1c s\u1eafp x\u1ebfp v\u00e0 t\u00ecm m\u1ed9t s\u1ed1 trong d\u00e3y, t\u1eeb \u0111\u00f3 so s\u00e1nh vi\u1ec7c t\u00ecm ki\u1ebfm tr\u01b0\u1edbc v\u00e0 sau khi s\u1eafp x\u1ebfp \u0111\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c \u01b0u \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eafp x\u1ebfp. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV n\u00eau t\u00ecnh hu\u1ed1ng d\u1eabn d\u1eaft v\u00e0o b\u00e0i m\u1edbi: An k\u1ec3 cho B\u00ecnh v\u1ec1 c\u00e1ch s\u1eafp x\u1ebfp t\u1ee7 qu\u1ea7n \u00e1o c\u1ee7a nh\u00e0 m\u00ecnh b\u1eb1ng s\u01a1 \u0111\u1ed3 nh\u01b0 H\u00ecnh 11.1, SGK trang 38. D\u00f9 ch\u01b0a \u0111\u1ebfn nh\u00e0 An nh\u01b0ng nh\u00ecn v\u00e0o s\u01a1 \u0111\u1ed3, B\u00ecnh c\u0169ng \u0111\u00e3 hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1ch s\u1eafp x\u1ebfp trong t\u1ee7 qu\u1ea7n \u00e1o c\u1ee7a nh\u00e0 An. GV \u0111\u1eb7t c\u00e2u h\u1ecfi: Theo em, t\u1ee7 qu\u1ea7n \u00e1o c\u1ee7a nh\u00e0 An c\u00f3 nh\u1eefng ng\u0103n l\u1edbn n\u00e0o? M\u1ed7i ng\u0103n n\u00e0y chia th\u00e0nh nh\u1eefng ng\u0103n nh\u1ecf n\u00e0o? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: \u2022\t C\u00f3 ba ng\u0103n l\u1edbn: ng\u0103n c\u1ee7a b\u1ed1, ng\u0103n c\u1ee7a m\u1eb9 v\u00e0 ng\u0103n c\u1ee7a An. \u2022\t M\u1ed7i ng\u0103n l\u1ea1i chia th\u00e0nh ba ng\u0103n nh\u1ecf. T\u1eeb \u0111\u00f3, GV d\u1eabn d\u1eaft v\u00e0o b\u00e0i m\u1edbi: Trong cu\u1ed9c s\u1ed1ng h\u1eb1ng ng\u00e0y, \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1c c\u00e1ch s\u1eafp x\u1ebfp m\u1ed9t c\u00e1ch tr\u1ef1c quan, ng\u01b0\u1eddi ta d\u00f9ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ec3u di\u1ec5n s\u1eafp x\u1ebfp theo s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y? II. KH\u00c1M PH\u00c1 GV gi\u1ea3i th\u00edch t\u00ecnh hu\u1ed1ng m\u1edf \u0111\u1ea7u: M\u1ed7i c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng tr\u1ef1c quan nh\u01b0 h\u00ecnh tr\u00ean g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. Nh\u00ecn s\u01a1 \u0111\u1ed3, ta th\u1ea5y t\u1ee7 qu\u1ea7n \u00e1o c\u1ee7a nh\u00e0 An c\u00f3 ba ng\u0103n l\u1edbn: ng\u0103n c\u1ee7a b\u1ed1, ng\u0103n c\u1ee7a m\u1eb9 v\u00e0 ng\u0103n c\u1ee7a An. \u2022\t Ng\u0103n c\u1ee7a b\u1ed1 chia l\u00e0m ba ng\u0103n nh\u1ecf: ng\u0103n \u00e1o kho\u00e1c, \u00e1o \u1ea5m; ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u0111i l\u00e0m v\u00e0 ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u1edf nh\u00e0. \u2022\t Ng\u0103n c\u1ee7a m\u1eb9 chia l\u00e0m ba ng\u0103n nh\u1ecf: ng\u0103n \u00e1o d\u00e0i, \u00e1o \u1ea5m; ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u0111i l\u00e0m v\u00e0 ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u1edf nh\u00e0. 51","\u2022\t Ng\u0103n c\u1ee7a An chia l\u00e0m ba ng\u0103n nh\u1ecf: ng\u0103n \u00e1o d\u00e0i, \u00e1o \u1ea5m; ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u0111i h\u1ecdc v\u00e0 ng\u0103n qu\u1ea7n \u00e1o m\u1eb7c \u1edf nh\u00e0. GV gi\u1edbi thi\u1ec7u v\u00e0 l\u00e0m r\u00f5 th\u00eam c\u00e1ch bi\u1ec3u di\u1ec5n b\u1eb1ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y: C\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u1ee7a gi\u00e1 s\u00e1ch th\u01b0 vi\u1ec7n \u1edf H\u00ecnh 10.6, SGK trang 37 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y nh\u01b0 H\u00ecnh 11.2, SGK trang 39. Tr\u00ean s\u01a1 \u0111\u1ed3 n\u00e0y, gi\u00e1 s\u00e1ch th\u01b0 vi\u1ec7n \u0111\u01b0\u1ee3c chia th\u00e0nh ba ng\u0103n l\u1edbn l\u00e0: S\u00e1ch gi\u00e1o khoa, Truy\u1ec7n v\u00e0 S\u00e1ch tham kh\u1ea3o. Ti\u1ebfp theo, m\u1ed7i ng\u0103n l\u1ea1i chia l\u00e0m c\u00e1c ng\u0103n nh\u1ecf h\u01a1n b\u00ean trong. GV ch\u1ed1t v\u1ea5n \u0111\u1ec1: C\u00f3 th\u1ec3 bi\u1ec3u di\u1ec5n m\u1ed9t c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u1ee5 th\u1ec3 b\u1eb1ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. S\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y gi\u00fap th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng, tr\u1ef1c quan c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u00e1c \u0111\u1ed3 v\u1eadt. III. LUY\u1ec6N T\u1eacP \u2013 V\u1eacN D\u1ee4NG GV t\u1ed5 ch\u1ee9c l\u1edbp h\u1ecdc th\u00e0nh c\u00e1c nh\u00f3m t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 th\u1ea3o lu\u1eadn c\u00e1c c\u00e2u h\u1ecfi \u1edf ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp v\u00e0 ph\u1ea7n V\u1eadn d\u1ee5ng. Sau khi th\u1ea3o lu\u1eadn xong, GV m\u1eddi l\u1ea7n l\u01b0\u1ee3t t\u1eebng nh\u00f3m l\u00ean tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3 (n\u1ebfu \u0111\u1ee7 th\u1eddi gian). H\u1eb1ng ng\u00e0y, An s\u1eafp x\u1ebfp s\u00e1ch v\u1edf v\u00e0 \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp v\u00e0o c\u1eb7p c\u1ee7a m\u00ecnh. Chi\u1ebfc c\u1eb7p c\u00f3 ba ng\u0103n: \u2022\t Ng\u0103n \u0111\u1ec3 s\u00e1ch; \u2022\t Ng\u0103n \u0111\u1ec3 v\u1edf; \u2022\t Ng\u0103n \u0111\u1ec3 \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp. Ng\u0103n \u0111\u1ec3 \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp bao g\u1ed3m hai ng\u0103n nh\u1ecf: \u2022\t Ng\u0103n \u0111\u1ec3 b\u00fat; \u2022\t Ng\u0103n \u0111\u1ec3 c\u00e1c d\u1ee5ng c\u1ee5 h\u1ecdc t\u1eadp kh\u00e1c. H\u00e3y v\u1ebd s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y m\u00f4 t\u1ea3 vi\u1ec7c s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u00e1c ng\u0103n trong c\u1eb7p c\u1ee7a An. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: Ng\u0103n \u0111\u1ec3 s\u00e1ch DTP C\u1eb7p s\u00e1ch c\u1ee7a An Ng\u0103n \u0111\u1ec3 v\u1edf Ng\u0103n \u0111\u1ec3 \u0111\u1ed3 d\u00f9ng h\u1ecdc t\u1eadp Ng\u0103n \u0111\u1ec3 b\u00fat Ng\u0103n \u0111\u1ec3 d\u1ee5ng c\u1ee5 h\u1ecdc t\u1eadp kh\u00e1c 52","DTPB\u00e0i t\u1eadp v\u1eadn d\u1ee5ng H\u00ecnh 11.3, SGK trang 40 l\u00e0 s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y bi\u1ec3u di\u1ec5n vi\u1ec7c s\u1eafp x\u1ebfp c\u00e1c kh\u1ed1i, l\u1edbp c\u1ee7a tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc Ho\u00e0ng Hoa Th\u00e1m. M\u00f4 t\u1ea3 vi\u1ec7c s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u00e1c kh\u1ed1i, c\u00e1c l\u1edbp \u1edf tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc Ho\u00e0ng Hoa Th\u00e1m. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: Tr\u01b0\u1eddng ti\u1ec3u h\u1ecdc Ho\u00e0ng Hoa Th\u00e1m c\u00f3 5 kh\u1ed1i l\u1edbp: Kh\u1ed1i 1, Kh\u1ed1i 2, Kh\u1ed1i 3, Kh\u1ed1i 4, Kh\u1ed1i 5. M\u1ed7i kh\u1ed1i l\u1edbp c\u00f3 2 l\u1edbp. Kh\u1ed1i 1 c\u00f3 l\u1edbp 1A v\u00e0 1B; Kh\u1ed1i 2 c\u00f3 l\u1edbp 2A v\u00e0 2B; Kh\u1ed1i 3 c\u00f3 l\u1edbp 3A v\u00e0 3B; Kh\u1ed1i 4 c\u00f3 l\u1edbp 4A v\u00e0 4B; Kh\u1ed1i 5 c\u00f3 l\u1edbp 5A v\u00e0 5B. N\u1ebfu c\u00f2n th\u1eddi gian, GV t\u1ed5 ch\u1ee9c cho HS s\u1eafp x\u1ebfp c\u00e1c s\u1ed1 c\u00f3 s\u1eb5n (\u0111\u01b0\u1ee3c ghi \u1edf c\u00e1c t\u1edd b\u00eca c\u1ee9ng \u0111\u00e3 chu\u1ea9n b\u1ecb tr\u01b0\u1edbc) theo th\u1ee9 t\u1ef1 t\u0103ng d\u1ea7n v\u00e0 t\u00ecm m\u1ed9t s\u1ed1 cho tr\u01b0\u1edbc. 53","G\u1ee2I \u00dd HO\u1ea0T \u0110\u1ed8NG \u0110\u00c1NH GI\u00c1 CU\u1ed0I H\u1eccC K\u00cc I Trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp, \u00f4n t\u1eadp v\u00e0 ki\u1ec3m tra, GV s\u1ebd linh ho\u1ea1t trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 HS, k\u1ebft h\u1ee3p \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng. Th\u00f4ng qua c\u00e1c b\u00e0i h\u1ecdc, GV s\u1ebd \u0111\u00e1nh gi\u00e1 HS \u1edf c\u00e1c n\u0103ng l\u1ef1c chung nh\u01b0 n\u0103ng l\u1ef1c t\u1ef1 h\u1ecdc, n\u0103ng l\u1ef1c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, n\u0103ng l\u1ef1c s\u00e1ng t\u1ea1o trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp, b\u00e0i th\u1ef1c h\u00e0nh, n\u0103ng l\u1ef1c giao ti\u1ebfp v\u00e0 h\u1ee3p t\u00e1c trong ti\u1ebfn tr\u00ecnh h\u1ecdc t\u1eadp. Ngo\u00e0i ra, \u1edf ph\u1ea7n \u00f4n t\u1eadp c\u00e1c ch\u1ee7 \u0111\u1ec1 hay d\u1ef1a v\u00e0o ph\u1ea7n \u0111\u00e1nh gi\u00e1 cu\u1ed1i m\u1ed7i k\u00ec tr\u00ean c\u01a1 s\u1edf c\u00e1c c\u00e2u h\u1ecfi, GV s\u1ebd \u0111\u00e1nh gi\u00e1 ph\u1ea7n n\u0103ng l\u1ef1c tin h\u1ecdc th\u00f4ng qua c\u00e1c n\u0103ng l\u1ef1c th\u00e0nh ph\u1ea7n NLa, NLb, NLc, NLd, NLe. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng minh ho\u1ea1 c\u00e1c c\u00e2u h\u1ecfi th\u1ec3 hi\u1ec7n s\u1ef1 \u0111\u00e1nh gi\u00e1 n\u0103ng l\u1ef1c th\u00e0nh ph\u1ea7n th\u00f4ng qua c\u00e1c ch\u1ee7 \u0111\u1ec1 d\u1ef1 ki\u1ebfn \u1edf h\u1ecdc k\u00ec 1. \u1ede m\u1ed7i tr\u01b0\u1eddng, l\u1edbp c\u1ee5 th\u1ec3, GV linh ho\u1ea1t trong vi\u1ec7c v\u1eadn d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 HS c\u1ee7a m\u00ecnh. Th\u00e0nh ph\u1ea7n n\u0103ng l\u1ef1c DTP Bi\u1ec3u hi\u1ec7n C\u00e2u h\u1ecfi M\u1ee9c \u0111\u1ed9 Nh\u1eadn bi\u1ebft Nh\u1eadn di\u1ec7n, ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c 1, 2, 4, 7, 9, 10, 11 Th\u00f4ng hi\u1ec3u h\u00ecnh d\u1ea1ng v\u00e0 ch\u1ee9c n\u0103ng V\u1eadn d\u1ee5ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb k\u0129 thu\u1eadt s\u1ed1 th\u00f4ng d\u1ee5ng; nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c d\u1ea1ng th\u00f4ng tin NLa c\u01a1 b\u1ea3n; th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 thao t\u00e1c c\u01a1 b\u1ea3n v\u1edbi ph\u1ea7n m\u1ec1m h\u1ed7 tr\u1ee3 h\u1ecdc t\u1eadp, 12 vui ch\u01a1i, gi\u1ea3i tr\u00ed tr\u00ean m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb k\u0129 thu\u1eadt s\u1ed1 quen thu\u1ed9c. Bi\u1ebft b\u1ea3o v\u1ec7 s\u1ee9c kho\u1ebb khi 3, 6 Nh\u1eadn bi\u1ebft s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb k\u0129 thu\u1eadt s\u1ed1 5, 13 Th\u00f4ng hi\u1ec3u NLb (thao t\u00e1c \u0111\u00fang c\u00e1ch, b\u1ed1 tr\u00ed th\u1eddi gian v\u1eadn \u0111\u1ed9ng v\u00e0 ngh\u1ec9 xen k\u1ebd,...). 54","Nh\u1eadn bi\u1ebft v\u00e0 n\u00eau \u0111\u01b0\u1ee3c 7, 8, 10 Nh\u1eadn bi\u1ebft nhu c\u1ea7u t\u00ecm ki\u1ebfm th\u00f4ng 9, 11, 14 Th\u00f4ng hi\u1ec3u tin t\u1eeb ngu\u1ed3n d\u1eef li\u1ec7u s\u1ed1 khi 15, 16, 17 V\u1eadn d\u1ee5ng gi\u1ea3i quy\u1ebft c\u00f4ng vi\u1ec7c, t\u00ecm \u0111\u01b0\u1ee3c th\u00f4ng tin trong m\u00e1y 18 V\u1eadn d\u1ee5ng t\u00ednh v\u00e0 tr\u00ean Internet theo h\u01b0\u1edbng d\u1eabn; bi\u1ebft s\u1eed d\u1ee5ng NLc t\u00e0i nguy\u00ean th\u00f4ng tin v\u00e0 k\u0129 thu\u1eadt c\u1ee7a ICT \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 ph\u00f9 h\u1ee3p v\u1edbi l\u1ee9a tu\u1ed5i; di\u1ec5n \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c b\u01b0\u1edbc gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 theo ki\u1ec3u thu\u1eadt to\u00e1n (quy tr\u00ecnh g\u1ed3m c\u00e1c b\u01b0\u1edbc c\u00f3 th\u1ee9 t\u1ef1 \u0111\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1). DTP S\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m tr\u00f2 ch\u01a1i h\u1ed7 tr\u1ee3 h\u1ecdc t\u1eadp, ph\u1ea7n m\u1ec1m h\u1ecdc t\u1eadp; t\u1ea1o \u0111\u01b0\u1ee3c c\u00e1c s\u1ea3n ph\u1ea9m s\u1ed1 NLd \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 ph\u1ee5c v\u1ee5 h\u1ecdc t\u1eadp v\u00e0 vui ch\u01a1i, v\u00ed d\u1ee5: b\u00e0i tr\u00ecnh chi\u1ebfu \u0111\u01a1n gi\u1ea3n, thi\u1ec7p ch\u00fac m\u1eebng, b\u1ee9c tranh hay m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh tr\u00f2 ch\u01a1i \u0111\u01a1n gi\u1ea3n,... S\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c c\u00e1c c\u00f4ng c\u1ee5 k\u0129 thu\u1eadt s\u1ed1 th\u00f4ng d\u1ee5ng NLe theo h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 chia s\u1ebb, trao \u0111\u1ed5i th\u00f4ng tin v\u1edbi b\u1ea1n b\u00e8 v\u00e0 ng\u01b0\u1eddi th\u00e2n. 55","I. TR\u1eaeC NGHI\u1ec6M KI\u1ebeN TH\u1ee8C H\u00e3y ch\u1ecdn ph\u01b0\u01a1ng \u00e1n \u0111\u00fang cho c\u00e1c c\u00e2u h\u1ecfi 2, 3, 4, 6, 7, 8, 9, 10, 11. Th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u \u1edf c\u00e1c c\u00e2u h\u1ecfi 1, 5. 1. Quan s\u00e1t h\u00ecnh \u1ea3nh b\u00ean v\u00e0 cho bi\u1ebft c\u00f3 nh\u1eefng d\u1ea1ng th\u00f4ng tin n\u00e0o. ..................................................................................... 2. M\u00e1y t\u00ednh g\u1ed3m nh\u1eefng th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n n\u00e0o? a) Th\u00e2n m\u00e1y, m\u00e0n h\u00ecnh, chu\u1ed9t, loa. b) Th\u00e2n m\u00e1y, m\u00e0n h\u00ecnh, loa, b\u00e0n ph\u00edm. c) Th\u00e2n m\u00e1y, m\u00e0n h\u00ecnh, b\u00e0n ph\u00edm, chu\u1ed9t. 3. \u0110\u1ec3 m\u1edf m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh, em th\u1ef1c hi\u1ec7n nh\u01b0 th\u1ebf n\u00e0o? DTP a) Nh\u00e1y \u0111\u00fap chu\u1ed9t l\u00ean bi\u1ec3u t\u01b0\u1ee3ng ch\u01b0\u01a1ng tr\u00ecnh. b) Nh\u00e1y chu\u1ed9t l\u00ean bi\u1ec3u t\u01b0\u1ee3ng ch\u01b0\u01a1ng tr\u00ecnh. c) Nh\u00e1y chu\u1ed9t ph\u1ea3i l\u00ean bi\u1ec3u t\u01b0\u1ee3ng ch\u01b0\u01a1ng tr\u00ecnh. 4. Khu v\u1ef1c ch\u00ednh c\u1ee7a b\u00e0n ph\u00edm m\u00e1y t\u00ednh c\u00f3 bao nhi\u00eau h\u00e0ng ph\u00edm? a) Ba\t\t\t b) B\u1ed1n \t\t\t c) N\u0103m 5. Em n\u1ed1i c\u00e1c h\u00e0nh \u0111\u1ed9ng \u1edf c\u1ed9t A sao cho ph\u00f9 h\u1ee3p v\u1edbi nh\u1eadn \u0111\u1ecbnh \u1edf c\u1ed9t B. C\u1ed9t A C\u1ed9t B D\u00f9ng x\u00e0 ph\u00f2ng r\u1eeda s\u1ea1ch b\u00e0n ph\u00edm m\u00e1y t\u00ednh. \uf02a N\u00ean S\u1eed d\u1ee5ng v\u1ea3i m\u1ec1m, kh\u00f4 v\u00e0 s\u1ea1ch \u0111\u1ec3 lau m\u00e0n h\u00ecnh m\u00e1y t\u00ednh. \uf02a Kh\u00f4ng n\u00ean T\u1eaft m\u00e1y t\u00ednh b\u1eb1ng c\u00e1ch \u1ea5n v\u00e0o n\u00fat ngu\u1ed3n tr\u00ean m\u00e1y t\u00ednh. V\u1ed7 m\u1ea1nh v\u00e0o m\u00e1y t\u00ednh khi th\u1ea5y m\u00e0n h\u00ecnh kh\u00f4ng hi\u1ec3n th\u1ecb \u0111\u00fang. 6. Ng\u1ed3i \u0111\u00fang t\u01b0 th\u1ebf khi l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y t\u00ednh s\u1ebd gi\u00fap em tr\u00e1nh: a) Cong, v\u1eb9o c\u1ed9t s\u1ed1ng.\t\t\t b) C\u1eadn th\u1ecb. c) \u0110au, m\u1ecfi vai, tay, c\u1ed5.\t\t\t d) C\u1ea3 a, b v\u00e0 c. 7. Tr\u00ecnh duy\u1ec7t web l\u00e0 g\u00ec? a) L\u00e0 ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00ed th\u00f4ng tin tr\u00ean Internet. b) L\u00e0 ph\u1ea7n m\u1ec1m d\u00f9ng \u0111\u1ec3 xem th\u00f4ng tin tr\u00ean m\u00e1y t\u00ednh. c) L\u00e0 ph\u1ea7n m\u1ec1m d\u00f9ng \u0111\u1ec3 xem th\u00f4ng tin tr\u00ean Internet. 56","8. Em c\u00f3 th\u1ec3 xem tin t\u1ee9c hay ch\u01b0\u01a1ng tr\u00ecnh gi\u1ea3i tr\u00ed n\u00e0o d\u01b0\u1edbi \u0111\u00e2y tr\u00ean Internet? a) Phim ho\u1ea1t h\u00ecnh, truy\u1ec7n c\u1ed5 t\u00edch. b) Phim gi\u1edbi thi\u1ec7u c\u00e1c danh lam th\u1eafng c\u1ea3nh, \u0111i\u1ec3m du l\u1ecbch n\u1ed5i ti\u1ebfng. c) D\u1ef1 b\u00e1o th\u1eddi ti\u1ebft, th\u00f4ng tin trong ng\u00e0y. d) C\u1ea3 a, b v\u00e0 c. 9. S\u1eafp x\u1ebfp \u0111\u1ed3 v\u1eadt h\u1ee3p l\u00ed s\u1ebd gi\u00fap ch\u00fang ta: a) Qu\u1ea3n l\u00ed \u0111\u1ed3 v\u1eadt d\u1ec5 d\u00e0ng h\u01a1n. b) Qu\u1ea3n l\u00ed \u0111\u1ed3 v\u1eadt \u0111\u1ec3 ng\u01b0\u1eddi kh\u00e1c kh\u00f3 t\u00ecm th\u1ea5y. c) T\u00ecm ki\u1ebfm \u0111\u1ed3 v\u1eadt nhanh h\u01a1n. d) C\u1ea3 a v\u00e0 c \u0111\u1ec1u \u0111\u00fang. 10. C\u00f3 bao nhi\u00eau c\u00e1ch s\u1eafp x\u1ebfp \u0111\u1ed3 v\u1eadt v\u00e0 d\u1eef li\u1ec7u? DTP a) B\u1ed1n\t\t b) Ba\t\t\t c) Hai 11. Trong tin h\u1ecdc, s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec? a) \u0110\u1ec3 s\u1eafp x\u1ebfp th\u00f4ng tin trong m\u00e1y t\u00ednh. b) \u0110\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin trong m\u00e1y t\u00ednh. c) \u0110\u1ec3 bi\u1ec3u di\u1ec5n m\u1ed9t c\u00e1ch s\u1eafp x\u1ebfp. G\u1ee3i \u00fd \u0111\u00e1p \u00e1n: 1 - Ch\u1eef, h\u00ecnh \u1ea3nh; 2 - c; 3 - a; 4 - c; 5 - N\u00ean: (\u00fd 2), Kh\u00f4ng n\u00ean: (\u00fd 1 - 3 - 4); 6 - d; 7 - c; 8 - d; 9 - d; 10 - c; 11 - c. II. T\u1ef0 LU\u1eacN 12. Trong gi\u1edd h\u1ecdc To\u00e1n, th\u1ea7y gi\u00e1o ghi \u0111\u1ec1 b\u00e0i 5 x 12 + 40 l\u00ean b\u1ea3ng v\u00e0 y\u00eau c\u1ea7u c\u1ea3 l\u1edbp \u0111\u1eb7t t\u00ednh. Sau m\u1ed9t l\u00fac suy ngh\u0129, An \u0111\u00e3 xung phong l\u00ean b\u1ea3ng \u0111\u1ec3 tr\u1ea3 l\u1eddi, \u0111\u00e1p s\u1ed1 c\u1ee7a An l\u00e0 100. Trong t\u00ecnh hu\u1ed1ng tr\u00ean, em h\u00e3y cho bi\u1ebft: a) \u0110\u00e2u l\u00e0 th\u00f4ng tin? \t b) Th\u00f4ng tin tr\u00ean thu\u1ed9c d\u1ea1ng n\u00e0o? \t c) \u0110\u00e2u l\u00e0 quy\u1ebft \u0111\u1ecbnh? \t d) B\u1ed9 ph\u1eadn n\u00e0o x\u1eed l\u00ed th\u00f4ng tin? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a) Th\u00f4ng tin: B\u00e0i to\u00e1n \u0111\u1eb7t t\u00ednh 5 x 12 + 40. Y\u00eau c\u1ea7u c\u1ea3 l\u1edbp \u0111\u1eb7t t\u00ednh. 57","DTP b) D\u1ea1ng th\u00f4ng tin: \u0110\u1ec1 b\u00e0i to\u00e1n l\u00e0 th\u00f4ng tin d\u1ea1ng ch\u1eef. Y\u00eau c\u1ea7u c\u1ea3 l\u1edbp \u0111\u1eb7t t\u00ednh l\u00e0 th\u00f4ng tin d\u1ea1ng \u00e2m thanh. c) An xung phong l\u00ean b\u1ea3ng tr\u1ea3 l\u1eddi. d) B\u1ed9 n\u00e3o l\u00e0 b\u1ed9 ph\u1eadn x\u1eed l\u00ed th\u00f4ng tin. 13. \u0110\u1ec3 chu\u1ea9n b\u1ecb cho b\u00e0i ki\u1ec3m tra m\u00f4n Tin h\u1ecdc cu\u1ed1i h\u1ecdc k\u00ec 1, An c\u1ea7n ph\u1ea3i s\u1eed d\u1ee5ng m\u00e1y t\u00ednh \u0111\u1ec3 th\u1ef1c h\u00e0nh c\u00e1c thao t\u00e1c v\u1edbi th\u01b0 m\u1ee5c. An nh\u1edd anh trai (h\u1ecdc l\u1edbp 9) gi\u00fap c\u1eafm ngu\u1ed3n c\u1ee7a m\u00e1y t\u00ednh. Tuy nhi\u00ean, anh trai c\u1ee7a An \u0111ang h\u1ecdc b\u00e0i \u0111\u1ec3 chu\u1ea9n b\u1ecb ki\u1ec3m tra n\u00ean b\u1ea3o v\u1edbi An: \u201cEm t\u1ef1 c\u1eafm nh\u00e9, anh \u0111ang b\u1eadn h\u1ecdc b\u00e0i\u201d. An loay hoay m\u1ed9t h\u1ed3i m\u1edbi c\u1eafm \u0111\u01b0\u1ee3c ph\u00edch \u0111i\u1ec7n c\u1ee7a m\u00e1y t\u00ednh v\u00e0 kh\u1edfi \u0111\u1ed9ng m\u00e1y t\u00ednh \u0111\u1ec3 th\u1ef1c h\u00e0nh. Sau khi th\u1ef1c h\u00e0nh xong, An th\u1ea5y v\u1eabn c\u00f2n s\u1edbm n\u00ean m\u1edf YouTube \u0111\u1ec3 xem c\u00e1c phim ho\u1ea1t h\u00ecnh An y\u00eau th\u00edch. Theo em, trong t\u00ecnh hu\u1ed1ng tr\u00ean, An l\u00e0m \u0111\u00fang v\u00e0 ch\u01b0a \u0111\u00fang \u1edf nh\u1eefng \u0111i\u1ec3m n\u00e0o? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: Nh\u1eefng \u0111i\u1ec1u l\u00e0m \u0111\u00fang c\u1ee7a An: \u2022\t C\u00f3 \u00fd th\u1ee9c t\u1ef1 h\u1ecdc. \u2022\t Nh\u1edd ng\u01b0\u1eddi l\u1edbn gi\u00fap \u0111\u1ee1 khi s\u1eed d\u1ee5ng m\u00e1y t\u00ednh. Nh\u1eefng \u0111i\u1ec1u ch\u01b0a \u0111\u00fang c\u1ee7a An: \u2022\t T\u1ef1 \u00fd c\u1eafm ngu\u1ed3n \u0111i\u1ec7n m\u00e1y t\u00ednh. \u2022\t T\u1ef1 \u00fd s\u1eed d\u1ee5ng m\u00e1y t\u00ednh \u0111\u1ec3 truy c\u1eadp Internet khi ch\u01b0a c\u00f3 s\u1ef1 \u0111\u1ed3ng \u00fd c\u1ee7a ng\u01b0\u1eddi l\u1edbn. III. TH\u1ef0C H\u00c0NH 14. Th\u1ef1c h\u00e0nh: \u0110i\u1ec1n \u0111\u1ecba ch\u1ec9 trang web c\u1ee7a tr\u01b0\u1eddng em. http:\/\/...\t 15. Truy c\u1eadp v\u00e0o trang web c\u1ee7a tr\u01b0\u1eddng v\u00e0 t\u00ecm ki\u1ebfm h\u00ecnh \u1ea3nh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a tr\u01b0\u1eddng em \u0111ang h\u1ecdc. 16. Minh c\u00f3 r\u1ea5t nhi\u1ec1u \u1ea3nh kh\u00e1c nhau nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y. H\u00e3y gi\u00fap Minh v\u1ebd s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i c\u00e1c b\u1ee9c \u1ea3nh \u0111\u00f3. 58","Hoa \u0111\u1ed3ng ti\u1ec1n C\u00e1 heo M\u00e8o Hoa mai Ng\u1ef1a v\u1eb1n Hoa c\u00fac C\u00e1 v\u00e0ng H\u1ed5 Hoa \u0111\u00e0o Voi Hoa h\u01b0\u1edbng d\u01b0\u01a1ng Ch\u00f3 17. L\u1edbp c\u1ee7a An \u0111\u01b0\u1ee3c c\u00f4 gi\u00e1o ph\u00e2n c\u00f4ng m\u1ed7i t\u1ed5 t\u00ecm hi\u1ec3u m\u1ed9t truy\u1ec7n c\u1ed5 t\u00edch v\u00e0 n\u00eau \u00fd ngh\u0129a c\u1ee7a c\u00e2u chuy\u1ec7n. T\u1ed5 c\u1ee7a An quy\u1ebft \u0111\u1ecbnh ch\u1ecdn truy\u1ec7n \u201cS\u1ef1 t\u00edch c\u00e2y v\u00fa s\u1eefa\u201d. Em h\u00e3y gi\u00fap An truy c\u1eadp v\u00e0o trang web cotich.net, t\u00ecm \u0111\u1ecdc truy\u1ec7n \u201cS\u1ef1 t\u00edch c\u00e2y v\u00fa s\u1eefa\u201d v\u00e0 m\u1edf ph\u1ea7n m\u1ec1m Notepad \u0111\u1ec3 g\u00f5 \u00fd ngh\u0129a c\u1ee7a c\u00e2u chuy\u1ec7n. H\u01b0\u1edbng d\u1eabn th\u1ef1c hi\u1ec7n: B\u01b0\u1edbc 1. Th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng m\u00e1y t\u00ednh. B\u01b0\u1edbc 2. K\u00edch ho\u1ea1t tr\u00ecnh duy\u1ec7t web (Google Chrome,...), g\u00f5 \u0111\u1ecba ch\u1ec9 cotich.net. B\u01b0\u1edbc 3. T\u00ecm v\u00e0 \u0111\u1ecdc truy\u1ec7n \u201cS\u1ef1 t\u00edch c\u00e2y v\u00fa s\u1eefa\u201d. B\u01b0\u1edbc 4. K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m Notepad. B\u01b0\u1edbc 5. G\u00f5 \u00fd ngh\u0129a c\u1ee7a c\u00e2u chuy\u1ec7n. (L\u01b0u \u00fd: HS g\u00f5 kh\u00f4ng d\u1ea5u) B\u01b0\u1edbc 6. Th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 t\u1eaft m\u00e1y t\u00ednh \u0111\u00fang c\u00e1ch. Trong qu\u00e1 tr\u00ecnh HS l\u00e0m b\u00e0i, GV quan s\u00e1t \u0111\u1ec3 cho \u0111i\u1ec3m ph\u1ea7n th\u1ef1c h\u00e0nh c\u1ee7a HS. 18. Th\u1ef1c hi\u1ec7n m\u1edf ch\u01b0\u01a1ng tr\u00ecnh Notepad, g\u00f5 1 \u0111o\u1ea1n th\u01a1 (g\u00f5 kh\u00f4ng d\u1ea5u). Y\u00eau c\u1ea7u HS g\u00f5 theo quy t\u1eafc g\u00f5 10 ng\u00f3n tay tr\u00ean b\u00e0n ph\u00edm. DTP 59","DTPB\u00c0I 12 L\u01afU TR\u1eee TH\u00d4NG TIN TRONG M\u00c1Y T\u00cdNH (2 ti\u1ebft) A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c t\u1ec7p, th\u01b0 m\u1ee5c v\u00e0 \u1ed5 \u0111\u0129a; \u2022\t M\u00f4 t\u1ea3 s\u01a1 l\u01b0\u1ee3c vai tr\u00f2 c\u1ee7a c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c trong vi\u1ec7c l\u01b0u c\u00e1c t\u1ec7p v\u00e0 c\u00e1c th\u01b0 m\u1ee5c; \u2022\t T\u00ecm hi\u1ec3u \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac c\u00e2y c\u1ee7a m\u1ed9t th\u01b0 m\u1ee5c \u0111\u1ec3 bi\u1ebft n\u00f3 ch\u1ee9a nh\u1eefng th\u01b0 m\u1ee5c con n\u00e0o, nh\u1eefng t\u1ec7p n\u00e0o. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t H\u00ecnh \u1ea3nh minh ho\u1ea1 c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c \u1edf H\u00ecnh 12.4, 12.5, 12.6 v\u00e0 12.7, h\u00ecnh \u1ea3nh c\u1eeda s\u1ed5 File Explorer c\u00f3 ghi ch\u00fa r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV n\u00eau t\u00ecnh hu\u1ed1ng: \u1ede c\u00e1c ti\u1ebft h\u1ecdc tr\u01b0\u1edbc, c\u00e1c em \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ecm hi\u1ec3u c\u00e1ch s\u1eafp x\u1ebfp v\u00e0 ph\u00e2n lo\u1ea1i s\u00e1ch trong th\u01b0 vi\u1ec7n. Theo em, nh\u1eefng n\u1ed9i dung, th\u00f4ng tin l\u01b0u tr\u1eef trong m\u00e1y t\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i gi\u1ed1ng nh\u01b0 trong th\u01b0 vi\u1ec7n kh\u00f4ng? G\u1ee3i \u00fd \u0111\u00e1p \u00e1n: Khi l\u01b0u v\u00e0o m\u00e1y t\u00ednh, c\u00e1c n\u1ed9i dung, th\u00f4ng tin c\u0169ng \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c gi\u1ed1ng nh\u01b0 c\u00e1ch s\u1eafp x\u1ebfp, ph\u00e2n lo\u1ea1i s\u00e1ch trong th\u01b0 vi\u1ec7n. GV d\u1eabn d\u1eaft: Th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong m\u00e1y t\u00ednh c\u0169ng \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c l\u01b0u tr\u1eef theo s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. V\u1eady th\u00f4ng tin trong m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c theo s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y nh\u01b0 th\u1ebf n\u00e0o? II. KH\u00c1M PH\u00c1 1. T\u1ec7p, th\u01b0 m\u1ee5c v\u00e0 \u1ed5 \u0111\u0129a \u2022\t GV gi\u1ea3i th\u00edch c\u00e1c kh\u00e1i ni\u1ec7m m\u1edbi: Vi\u1ec7c t\u1ed5 ch\u1ee9c, l\u01b0u tr\u1eef th\u00f4ng tin trong m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 vi\u1ec7c l\u01b0u tr\u1eef c\u00e1c cu\u1ed1n s\u00e1ch trong th\u01b0 vi\u1ec7n. \u2022\t Th\u00f4ng tin trong m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef th\u00e0nh c\u00e1c t\u1ec7p. T\u1ec7p trong m\u00e1y t\u00ednh c\u0169ng gi\u1ed1ng nh\u01b0 cu\u1ed1n s\u00e1ch trong th\u01b0 vi\u1ec7n. 60","\u2022\t Th\u01b0 m\u1ee5c l\u00e0 n\u01a1i ch\u1ee9a c\u00e1c t\u1ec7p. Th\u01b0 m\u1ee5c trong m\u00e1y t\u00ednh c\u0169ng gi\u1ed1ng nh\u01b0 gi\u00e1 s\u00e1ch, ng\u0103n s\u00e1ch trong th\u01b0 vi\u1ec7n. \u2022\t \u1ed4 \u0111\u0129a l\u00e0 n\u01a1i ch\u1ee9a t\u1ea5t c\u1ea3 c\u00e1c th\u01b0 m\u1ee5c v\u00e0 c\u00e1c t\u1ec7p. \u1ed4 \u0111\u0129a gi\u1ed1ng nh\u01b0 th\u01b0 vi\u1ec7n. 2. Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00ed t\u1ec7p GV d\u1eabn d\u1eaft v\u00e0o v\u1ea5n \u0111\u1ec1 m\u1edbi: \u0110\u1ec3 t\u1ed5 ch\u1ee9c, l\u01b0u tr\u1eef, qu\u1ea3n l\u00ed t\u1ec7p v\u00e0 th\u01b0 m\u1ee5c trong m\u00e1y t\u00ednh, em s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00ed t\u1ec7p File Explorer. a) K\u00edch ho\u1ea1t File Explorer GV gi\u1edbi thi\u1ec7u bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m File Explorer, sau \u0111\u00f3 g\u1ecdi HS k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m t\u1eeb bi\u1ec3u t\u01b0\u1ee3ng ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. GV treo (ho\u1eb7c chi\u1ebfu) h\u00ecnh \u1ea3nh c\u1eeda s\u1ed5 File Explorer v\u00e0 gi\u1ea3i th\u00edch c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a c\u1eeda s\u1ed5 File Explorer (H\u00ecnh 12.2, SGK trang 42) ho\u1eb7c t\u1ed5 ch\u1ee9c cho HS th\u1ea3o lu\u1eadn v\u00e0 t\u00ecm hi\u1ec3u c\u00e1c th\u00e0nh ph\u1ea7n tu\u1ef3 theo t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf c\u1ee7a l\u1edbp h\u1ecdc: j : Nh\u00f3m c\u00e1c n\u00fat \u0111i\u1ec1u khi\u1ec3n c\u1eeda s\u1ed5.\t \uf06b : Thanh b\u1ea3ng ch\u1ecdn (ch\u1ee9a c\u00e1c th\u1ebb l\u1ec7nh). l : C\u00e1c l\u1ec7nh trong th\u1ebb l\u1ec7nh.\t m : Thanh \u0111\u1ecba ch\u1ec9. \uf06e : Ng\u0103n b\u00ean tr\u00e1i.\t \uf06f : Ng\u0103n b\u00ean ph\u1ea3i. DTP Trong c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00ed t\u1ec7p File Explorer, em th\u1ea5y: \u2022\t\u1ed4 \u0111\u0129a: m\u1ed7i \u1ed5 \u0111\u0129a c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng k\u00e8m theo t\u00ean, th\u01b0\u1eddng l\u00e0: C:, D:, E:,... \u2022\tTh\u01b0 m\u1ee5c: m\u1ed7i th\u01b0 m\u1ee5c c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng k\u00e8m theo t\u00ean c\u1ee7a th\u01b0 m\u1ee5c \u0111\u00f3. \u2022\tT\u1ec7p: m\u1ed7i t\u1ec7p c\u00f3 t\u00ean v\u00e0 bi\u1ec3u t\u01b0\u1ee3ng ri\u00eang nh\u01b0 t\u1ec7p v\u0103n b\u1ea3n , t\u1ec7p h\u00ecnh \u1ea3nh , t\u1ec7p \u00e2m thanh , t\u1ec7p tr\u00ecnh chi\u1ebfu ,... GV m\u1eddi t\u1eeb 1 \u0111\u1ebfn 2 HS nh\u1eadn bi\u1ebft, n\u00eau t\u00ean m\u1ed9t s\u1ed1 \u1ed5 \u0111\u0129a, th\u01b0 m\u1ee5c c\u00f3 trong h\u00ecnh minh ho\u1ea1. b) M\u1edf \u1ed5 \u0111\u0129a, th\u01b0 m\u1ee5c GV gi\u1edbi thi\u1ec7u c\u00e1c thao t\u00e1c v\u00e0 c\u00e1ch m\u1edf \u1ed5 \u0111\u0129a. GV y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n thao t\u00e1c t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 m\u1edf v\u00e0 xem th\u01b0 m\u1ee5c. (V\u1edbi ho\u1ea1t \u0111\u1ed9ng n\u00e0y, GV c\u00f3 th\u1ec3 g\u1ecdi HS thao t\u00e1c, sau \u0111\u00f3 nh\u1eadn x\u00e9t, b\u1ed5 sung, s\u1eeda l\u1ed7i (n\u1ebfu c\u00f3), gi\u00fap HS ph\u00e1t huy t\u00ednh t\u1ef1 h\u1ecdc v\u00e0 t\u00edch c\u1ef1c h\u01a1n.) GV \u0111\u1eb7t y\u00eau c\u1ea7u: Em h\u00e3y th\u1ef1c hi\u1ec7n m\u1edf \u1ed5 \u0111\u0129a E: v\u00e0 cho bi\u1ebft th\u01b0 m\u1ee5c Sach giao khoa c\u00f3 ch\u1ee9a nh\u1eefng th\u01b0 m\u1ee5c v\u00e0 t\u1ec7p n\u00e0o. 61","DTPGV c\u00f3 th\u1ec3 t\u1ea1o c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c theo g\u1ee3i \u00fd SGK \u0111\u1ec3 gi\u00fap HS d\u1ec5 theo d\u00f5i k\u1ebft qu\u1ea3 v\u00e0 d\u1ec5 k\u1ebft h\u1ee3p v\u1edbi n\u1ed9i dung \u1edf SGK ho\u1eb7c c\u00f3 th\u1ec3 thay th\u1ebf v\u00ed d\u1ee5 trong s\u00e1ch theo t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf d\u1ea1y h\u1ecdc. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: 1) T\u00ean c\u1ee7a th\u01b0 m\u1ee5c \u0111ang m\u1edf: Sach giao khoa. 2) \u0110\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u01b0 m\u1ee5c \u0111ang m\u1edf: E:\\\\Sach giao khoa. 3) Th\u01b0 m\u1ee5c Sach giao khoa g\u1ed3m c\u00f3 n\u0103m th\u01b0 m\u1ee5c: Lop 1, Lop 2, Lop 3, Lop 4, Lop 5 v\u00e0 ba t\u1ec7p: Anh lop.jpg, Tho va rua.pptx, Truyen dan gian.docx. c) Tho\u00e1t kh\u1ecfi File Explorer GV g\u1ecdi HS n\u00eau c\u00e1ch \u0111\u00f3ng v\u00e0 th\u1ef1c hi\u1ec7n \u0111\u00f3ng c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch \u0111\u00f3ng nh\u1eefng ph\u1ea7n m\u1ec1m \u0111\u00e3 h\u1ecdc tr\u01b0\u1edbc \u0111\u00f3 (nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng X tr\u00ean thanh \u0111i\u1ec1u khi\u1ec3n). 3. C\u00e2y th\u01b0 m\u1ee5c GV gi\u1edbi thi\u1ec7u: C\u00e1ch s\u1eafp x\u1ebfp th\u00f4ng tin trong m\u00e1y t\u00ednh c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng s\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y. S\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y bi\u1ec3u di\u1ec5n vi\u1ec7c l\u01b0u tr\u1eef t\u1ec7p trong c\u00e1c th\u01b0 m\u1ee5c, \u1ed5 \u0111\u0129a \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e2y th\u01b0 m\u1ee5c. Trong c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c \u1edf H\u00ecnh 12.5, SGK trang 44: \u2022 \u1ed4 \u0111\u0129a E: ch\u1ee9a ba th\u01b0 m\u1ee5c l\u00e0: Sach bai tap, Sach giao khoa v\u00e0 Sach giao vien. Ba th\u01b0 m\u1ee5c n\u00e0y l\u00e0 c\u00e1c th\u01b0 m\u1ee5c con c\u1ee7a \u1ed5 \u0111\u0129a E:. \u2022 Th\u01b0 m\u1ee5c Sach giao khoa ch\u1ee9a n\u0103m th\u01b0 m\u1ee5c l\u00e0: Lop 1, Lop 2, Lop 3, Lop 4 v\u00e0 Lop 5. N\u0103m th\u01b0 m\u1ee5c n\u00e0y l\u00e0 c\u00e1c th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c Sach giao khoa. \u2022 Th\u01b0 m\u1ee5c Lop 1 ch\u1ee9a ba t\u1ec7p: Tieng Anh 1.pptx, Tieng Viet 1.pptx v\u00e0 Toan 1.pptx. \u2022 \u0110\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u01b0 m\u1ee5c Lop 1 l\u00e0: E:\\\\Sach giao khoa\\\\Lop 1. GV k\u1ebft lu\u1eadn: L\u01b0u tr\u1eef th\u00f4ng tin trong m\u00e1y t\u00ednh theo c\u1ea5u tr\u00fac c\u00e2y (c\u00e2y th\u01b0 m\u1ee5c) gi\u00fap em l\u01b0u tr\u1eef c\u00e1c t\u1ec7p, th\u01b0 m\u1ee5c c\u00f3 t\u1ed5 ch\u1ee9c n\u00ean d\u1ec5 d\u00e0ng cho vi\u1ec7c t\u00ecm ki\u1ebfm, s\u1eafp x\u1ebfp. (V\u1edbi ho\u1ea1t \u0111\u1ed9ng n\u00e0y, GV c\u00f3 th\u1ec3 \u0111\u1eb7t c\u00e2u h\u1ecfi g\u1ee3i m\u1edf cho HS tr\u1ea3 l\u1eddi, sau \u0111\u00f3 nh\u1eadn x\u00e9t, g\u00f3p \u00fd \u0111\u1ec3 ho\u00e0n ch\u1ec9nh n\u1ed9i dung tu\u1ef3 theo t\u00ecnh h\u00ecnh c\u1ee7a l\u1edbp h\u1ecdc.) III. LUY\u1ec6N T\u1eacP \u2013 V\u1eacN D\u1ee4NG GV t\u1ed5 ch\u1ee9c l\u1edbp h\u1ecdc th\u00e0nh c\u00e1c nh\u00f3m nh\u1ecf t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 th\u1ea3o lu\u1eadn c\u00e1c c\u00e2u h\u1ecfi \u1edf ph\u1ea7n Luy\u1ec7n t\u1eadp v\u00e0 th\u1ef1c h\u00e0nh \u1edf ph\u1ea7n V\u1eadn d\u1ee5ng. Sau khi th\u1ea3o lu\u1eadn xong, GV m\u1eddi l\u1ea7n l\u01b0\u1ee3t t\u1eebng nh\u00f3m l\u00ean tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3. 62","DTPQuan s\u00e1t H\u00ecnh 12.6, SGK trang 45 v\u00e0 cho bi\u1ebft: a) T\u00ean c\u1ee7a th\u01b0 m\u1ee5c \u0111ang m\u1edf. b) Th\u01b0 m\u1ee5c \u0111\u00f3 \u0111\u01b0\u1ee3c l\u01b0u \u1edf \u1ed5 \u0111\u0129a n\u00e0o? c) Th\u01b0 m\u1ee5c \u0111\u00f3 ch\u1ee9a c\u00e1c th\u01b0 m\u1ee5c con v\u00e0 t\u1ec7p n\u00e0o? d) Th\u01b0 m\u1ee5c \u0111\u00f3 l\u00e0 th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c n\u00e0o? e) \u0110\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u01b0 m\u1ee5c \u0111\u00f3. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a) T\u00ean c\u1ee7a th\u01b0 m\u1ee5c \u0111ang m\u1edf: Lop 3. b) Th\u01b0 m\u1ee5c \u0111\u00f3 \u0111\u01b0\u1ee3c l\u01b0u \u1edf \u1ed5 \u0111\u0129a: E:. c) Th\u01b0 m\u1ee5c \u0111\u00f3 ch\u1ee9a c\u00e1c th\u01b0 m\u1ee5c con: Am nhac, Cong nghe, Dao duc, Giao duc the chat, Mi thuat, Tu nhien va xa hoi v\u00e0 ch\u1ee9a c\u00e1c t\u1ec7p Tieng Anh 3.pptx, Tieng Viet 3.pptx, Tin hoc 3.pptx, Toan 3.pptx. d) Th\u01b0 m\u1ee5c Lop 3 l\u00e0 th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c Sach giao khoa. e) \u0110\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u01b0 m\u1ee5c \u0111\u00f3 l\u00e0: E:\\\\Sach giao khoa\\\\Lop 3. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng Quan s\u00e1t H\u00ecnh 12.7, SGK trang 45 v\u00e0 th\u1ef1c hi\u1ec7n: a) K\u00edch ho\u1ea1t File Explorer; b) M\u1edf \u1ed5 \u0111\u0129a E:; c) M\u1edf th\u01b0 m\u1ee5c Hinh anh; d) Th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c \u0111\u1ec3 xem n\u1ed9i dung th\u01b0 m\u1ee5c c\u00f3 \u0111\u01b0\u1eddng d\u1eabn: E:\\\\Hinh anh\\\\Hoa. G\u1ee3i \u00fd \u0111\u00e1p \u00e1n: a) Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng This PC tr\u00ean m\u00e0n h\u00ecnh n\u1ec1n. b) Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 \u0111\u0129a E:. c) Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hinh anh. d) Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hoa. Li\u00ean h\u1ec7 th\u1ef1c t\u1ebf: 1. Em h\u00e3y m\u1edf, xem v\u00e0 k\u1ec3 t\u00ean c\u00e1c \u1ed5 \u0111\u0129a c\u00f3 trong m\u00e1y t\u00ednh \u1edf ph\u00f2ng th\u1ef1c h\u00e0nh ho\u1eb7c \u1edf nh\u00e0 em. 2. M\u1edf m\u1ed9t th\u01b0 m\u1ee5c b\u1ea5t k\u00ec trong m\u00e1y t\u00ednh c\u1ee7a em v\u00e0 cho bi\u1ebft: \u2022\t Th\u01b0 m\u1ee5c \u0111\u00f3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf \u1ed5 \u0111\u0129a n\u00e0o? \u2022\t Th\u01b0 m\u1ee5c \u0111\u00f3 ch\u1ee9a nh\u1eefng th\u01b0 m\u1ee5c con hay t\u1ec7p n\u00e0o? 63","DTPB\u00c0I 13 THAO T\u00c1C V\u1edaI TH\u01af M\u1ee4C (2 ti\u1ebft) A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c vi\u1ec7c t\u1ea1o, xo\u00e1, \u0111\u1ed5i t\u00ean th\u01b0 m\u1ee5c; \u2022\t T\u00ecm \u0111\u01b0\u1ee3c t\u1ec7p \u1edf th\u01b0 m\u1ee5c cho tr\u01b0\u1edbc theo y\u00eau c\u1ea7u. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t H\u00ecnh \u1ea3nh minh ho\u1ea1 c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c nh\u01b0 H\u00ecnh 13.1 v\u00e0 c\u00e1c t\u1ec7p. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV n\u00eau t\u00ecnh hu\u1ed1ng: An c\u00f3 r\u1ea5t nhi\u1ec1u \u1ea3nh, b\u1ea1n mu\u1ed1n t\u1ed5 ch\u1ee9c l\u01b0u gi\u1eef ch\u00fang trong m\u00e1y t\u00ednh theo c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c Hinh anh nh\u01b0 H\u00ecnh 13.1, SGK trang 46. GV \u0111\u1eb7t c\u00e2u h\u1ecfi: Theo em, trong th\u01b0 m\u1ee5c Hinh anh c\u00f3 nh\u1eefng th\u01b0 m\u1ee5c con n\u00e0o? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: \u2022\t C\u00f3 hai th\u01b0 m\u1ee5c con l\u00e0: Dong vat v\u00e0 Hoa. GV d\u1eabn d\u1eaft: Khi \u0111\u00e3 t\u1ed5 ch\u1ee9c l\u01b0u tr\u1eef th\u00f4ng tin m\u00e1y t\u00ednh th\u00e0nh c\u1ea5u tr\u00fac c\u00e2y th\u01b0 m\u1ee5c, ch\u00fang ta c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c v\u1edbi c\u00e2y th\u01b0 m\u1ee5c \u0111\u00f3 nh\u01b0 t\u1ea1o, \u0111\u1ed5i t\u00ean, xo\u00e1, t\u00ecm ki\u1ebfm,... V\u1eady l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c c\u00e1c thao t\u00e1c \u0111\u00f3? II. KH\u00c1M PH\u00c1 1. Thao t\u00e1c v\u1edbi th\u01b0 m\u1ee5c GV gi\u1edbi thi\u1ec7u l\u1ea7n l\u01b0\u1ee3t t\u1eebng n\u1ed9i dung (GV c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c HS th\u1ea3o lu\u1eadn, t\u00ecm hi\u1ec3u c\u00e1c b\u01b0\u1edbc,... tu\u1ef3 theo t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf d\u1ea1y h\u1ecdc), minh ho\u1ea1 tr\u1ef1c ti\u1ebfp tr\u00ean m\u00e1y t\u00ednh r\u1ed3i m\u1eddi t\u1eeb 1 \u0111\u1ebfn 2 HS l\u00ean th\u1ef1c hi\u1ec7n l\u1ea1i thao t\u00e1c. a) T\u1ea1o th\u01b0 m\u1ee5c \u0110\u1ec3 t\u1ea1o th\u01b0 m\u1ee5c c\u00f3 t\u00ean l\u00e0 Hinh anh \u1edf \u1ed5 \u0111\u0129a E:, t\u1ea1i c\u1eeda s\u1ed5 File Explorer, em th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c sau: B\u01b0\u1edbc 1: Nh\u00e1y chu\u1ed9t v\u00e0o n\u00fat l\u1ec7nh New Folder \u1edf th\u1ebb l\u1ec7nh Home tr\u00ean thanh b\u1ea3ng ch\u1ecdn. B\u01b0\u1edbc 2: Xu\u1ea5t hi\u1ec7n th\u01b0 m\u1ee5c m\u1edbi c\u00f3 t\u00ean l\u00e0 New Folder, nh\u1eadp t\u00ean Hinh anh v\u00e0 nh\u1ea5n Enter. 64","DTPC\u00e1c b\u01b0\u1edbc \u0111\u01b0\u1ee3c minh ho\u1ea1 nh\u01b0 H\u00ecnh 13.2, SGK trang 47. b) \u0110\u1ed5i t\u00ean th\u01b0 m\u1ee5c (Rename) \u0110\u1ec3 \u0111\u1ed5i t\u00ean th\u01b0 m\u1ee5c Hinh anh th\u00e0nh th\u01b0 m\u1ee5c Hinh anh cua An, \u1edf c\u1eeda s\u1ed5 File Explorer, em th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c sau: B\u01b0\u1edbc 1: Nh\u00e1y chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hinh anh (thao t\u00e1c n\u00e0y g\u1ecdi l\u00e0 ch\u1ecdn th\u01b0 m\u1ee5c). B\u01b0\u1edbc 2: Nh\u00e1y chu\u1ed9t v\u00e0o n\u00fat l\u1ec7nh Rename \u1edf th\u1ebb l\u1ec7nh Home tr\u00ean thanh b\u1ea3ng ch\u1ecdn. B\u01b0\u1edbc 3: Nh\u1eadp t\u00ean m\u1edbi Hinh anh cua An v\u00e0 nh\u1ea5n Enter. C\u00e1c b\u01b0\u1edbc \u0111\u01b0\u1ee3c minh ho\u1ea1 nh\u01b0 H\u00ecnh 13.3, SGK trang 47. c) Xo\u00e1 th\u01b0 m\u1ee5c (Delete) T\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u1ed5i t\u00ean, \u0111\u1ec3 xo\u00e1 m\u1ed9t th\u01b0 m\u1ee5c, v\u00ed d\u1ee5 th\u01b0 m\u1ee5c Hoa - th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c Hinh anh cua An, t\u1ea1i c\u1eeda s\u1ed5 File Explorer, em th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c \u0111\u1ec3 m\u1edf th\u01b0 m\u1ee5c Hinh anh cua An, r\u1ed3i th\u1ef1c hi\u1ec7n thao t\u00e1c xo\u00e1 th\u01b0 m\u1ee5c Hoa nh\u01b0 sau: B\u01b0\u1edbc 1: Nh\u00e1y chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hoa. B\u01b0\u1edbc 2: Nh\u00e1y chu\u1ed9t v\u00e0o n\u00fat l\u1ec7nh Delete \u1edf th\u1ebb l\u1ec7nh Home tr\u00ean thanh b\u1ea3ng ch\u1ecdn. C\u00e1c b\u01b0\u1edbc \u0111\u01b0\u1ee3c minh ho\u1ea1 nh\u01b0 H\u00ecnh 13.4, SGK trang 48. L\u01b0u \u00fd: Em c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u00edm Delete tr\u00ean b\u00e0n ph\u00edm \u0111\u1ec3 xo\u00e1. N\u00ean quan s\u00e1t c\u1ea9n th\u1eadn tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n \u0111\u1ec3 tr\u00e1nh xo\u00e1 nh\u1ea7m, c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t d\u1eef li\u1ec7u quan tr\u1ecdng. 2. T\u00ecm ki\u1ebfm t\u1ec7p, th\u01b0 m\u1ee5c GV chu\u1ea9n b\u1ecb tr\u01b0\u1edbc c\u00e2y th\u01b0 m\u1ee5c nh\u01b0 H\u00ecnh 13.5, SGK trang 48 v\u00e0 \u0111\u1eb7t c\u00e2u h\u1ecfi: Em h\u00e3y quan s\u00e1t h\u00ecnh sau v\u00e0 cho bi\u1ebft: \u2022\t T\u1ec7p Huou cao co.jpg \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf th\u01b0 m\u1ee5c n\u00e0o? \u2022\t Th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c \u0111\u1ec3 t\u00ecm \u0111\u1ebfn t\u1ec7p Huou cao co.jpg. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: \u2022\t T\u1ec7p Huou cao co.jpg \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf th\u01b0 m\u1ee5c Hoang da. \u2022\t \u0110\u1ec3 t\u00ecm ki\u1ebfm t\u1ec7p hay th\u01b0 m\u1ee5c cho tr\u01b0\u1edbc, em c\u1ea7n ph\u1ea3i bi\u1ebft t\u1ec7p ho\u1eb7c th\u01b0 m\u1ee5c \u0111\u00f3 \u0111\u01b0\u1ee3c l\u01b0u \u1edf th\u01b0 m\u1ee5c n\u00e0o v\u00e0 \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u01b0 m\u1ee5c \u0111\u00f3. Theo h\u00ecnh tr\u00ean, t\u1ec7p Huou cao co.jpg \u0111\u01b0\u1ee3c l\u01b0u \u1edf th\u01b0 m\u1ee5c Hoang da v\u00e0 \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn t\u1ec7p \u0111\u00f3 l\u00e0: E:\\\\Hinh anh cua An\\\\Dong vat\\\\Hoang da. \u0110\u1ec3 t\u00ecm \u0111\u1ebfn t\u1ec7p Huou cao co.jpg, t\u1ea1i ng\u0103n b\u00ean ph\u1ea3i c\u1ee7a c\u1eeda s\u1ed5 File Explorer, em th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c sau: 65","DTP B\u01b0\u1edbc 1: Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 \u0111\u0129a E:; B\u01b0\u1edbc 2: Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hinh anh cua An; B\u01b0\u1edbc 3: Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Dong vat; B\u01b0\u1edbc 4: Nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o th\u01b0 m\u1ee5c Hoang da. C\u00e1c t\u1ec7p c\u1ee7a th\u01b0 m\u1ee5c Hoang da xu\u1ea5t hi\u1ec7n \u1edf ng\u0103n b\u00ean ph\u1ea3i c\u1ee7a c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m File Explorer nh\u01b0 h\u00ecnh tr\u00ean. III. LUY\u1ec6N T\u1eacP \u2013 V\u1eacN D\u1ee4NG GV t\u1ed5 ch\u1ee9c l\u1edbp h\u1ecdc th\u00e0nh c\u00e1c nh\u00f3m nh\u1ecf t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 th\u1ea3o lu\u1eadn c\u00e1c c\u00e2u h\u1ecfi v\u00e0 th\u1ef1c h\u00e0nh. Sau khi th\u1ea3o lu\u1eadn xong, GV m\u1eddi l\u1ea7n l\u01b0\u1ee3t t\u1eebng nh\u00f3m l\u00ean tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3. K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m File Explorer v\u00e0 th\u1ef1c hi\u1ec7n: 1. T\u1ea1o c\u00e2y th\u01b0 m\u1ee5c t\u1ea1i \u1ed5 \u0111\u0129a D: nh\u01b0 H\u00ecnh 13.7, SGK trang 49. 2. \u0110\u1ed5i t\u00ean th\u01b0 m\u1ee5c Sach giao vien th\u00e0nh th\u01b0 m\u1ee5c c\u00f3 t\u00ean Sach tham khao. 3. Xo\u00e1 th\u01b0 m\u1ee5c Sach bai tap. 4. Th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 t\u00ecm \u0111\u1ebfn v\u00e0 xem n\u1ed9i dung c\u1ee7a th\u01b0 m\u1ee5c Lop 3. GV h\u01b0\u1edbng d\u1eabn, quan s\u00e1t v\u00e0 h\u1ed7 tr\u1ee3 HS trong qu\u00e1 tr\u00ecnh th\u1ef1c h\u00e0nh ho\u1eb7c t\u00ecm hi\u1ec3u n\u1ed9i dung. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng S\u1eed d\u1ee5ng c\u00e2y th\u01b0 m\u1ee5c Thu vien \u0111\u00e3 t\u1ea1o \u1edf ph\u1ea7n Luy\u1ec7n t\u1eadp \u0111\u1ec3 th\u1ef1c hi\u1ec7n: 1. T\u1ea1o c\u00e1c th\u01b0 m\u1ee5c Sach toan, Sach tin v\u00e0 Sach tu nhien xa hoi l\u00e0 c\u00e1c th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c Lop 3. 2. T\u1ea1o th\u00eam c\u00e1c th\u01b0 m\u1ee5c con c\u1ee7a th\u01b0 m\u1ee5c Sach tu nhien xa hoi \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c t\u1ec7p h\u00ecnh \u1ea3nh \u1edf H\u00ecnh 13.8, SGK trang 50. 3. T\u00ecm \u0111\u1ebfn v\u00e0 xem n\u1ed9i dung c\u1ee7a th\u01b0 m\u1ee5c Hoa. 4. \u0110\u1ed5i t\u00ean th\u01b0 m\u1ee5c Thu vien th\u00e0nh th\u01b0 m\u1ee5c c\u00f3 t\u00ean l\u00e0 t\u00ean c\u1ee7a em (v\u00ed d\u1ee5: Le Van An). GV h\u01b0\u1edbng d\u1eabn, quan s\u00e1t v\u00e0 h\u1ed7 tr\u1ee3 HS trong qu\u00e1 tr\u00ecnh th\u1ef1c h\u00e0nh ho\u1eb7c t\u00ecm hi\u1ec3u n\u1ed9i dung. GV c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ho\u1eb7c thay th\u1ebf c\u00e1c b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh sao cho ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf. Li\u00ean h\u1ec7 th\u1ef1c t\u1ebf: T\u1ea1o th\u01b0 m\u1ee5c c\u00f3 t\u00ean l\u00e0 t\u00ean c\u1ee7a em trong \u1ed5 \u0111\u0129a D:, t\u1ea1o th\u00eam c\u00e1c th\u01b0 m\u1ee5c con: Hinh anh, Van ban trong th\u01b0 m\u1ee5c \u0111\u00f3. 66","CH\u1ee6 \u0110\u1ec0 D \u0110\u1ea0O \u0110\u1ee8C, PH\u00c1P LU\u1eacT V\u00c0 V\u0102N HO\u00c1 TRONG M\u00d4I TR\u01af\u1edcNG S\u1ed0 I. GI\u1edaI THI\u1ec6U CH\u1ee6 \u0110\u1ec0 1. M\u1ee5c ti\u00eau c\u1ee7a ch\u1ee7 \u0111\u1ec1 a) Ki\u1ebfn th\u1ee9c \u2022 Bi\u1ebft \u0111\u01b0\u1ee3c th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 trao \u0111\u1ed5i nh\u1edd m\u00e1y t\u00ednh. \u2022 Bi\u1ebft c\u00e1ch b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh khi giao ti\u1ebfp qua m\u00e1y t\u00ednh. \u2022 Bi\u1ebft \u0111\u01b0\u1ee3c ng\u01b0\u1eddi x\u1ea5u c\u00f3 th\u1ec3 l\u1ee3i d\u1ee5ng nh\u1eefng th\u00f4ng tin n\u00e0y g\u00e2y h\u1ea1i cho em v\u00e0 gia \u0111\u00ecnh. b) N\u0103ng l\u1ef1c \u2022 N\u0103ng l\u1ef1c chung: n\u0103ng l\u1ef1c giao ti\u1ebfp v\u00e0 h\u1ee3p t\u00e1c, n\u0103ng l\u1ef1c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u00e0 s\u00e1ng t\u1ea1o, n\u0103ng l\u1ef1c ng\u00f4n ng\u1eef, n\u0103ng l\u1ef1c t\u1ef1 h\u1ecdc. \u2022\t N\u0103ng l\u1ef1c tin h\u1ecdc th\u00e0nh ph\u1ea7n: - NLb: N\u00eau \u0111\u01b0\u1ee3c s\u01a1 l\u01b0\u1ee3c l\u00ed do c\u1ea7n ph\u1ea3i b\u1ea3o v\u1ec7 v\u00e0 bi\u1ebft b\u1ea3o v\u1ec7 th\u00f4ng tin s\u1ed1 ho\u00e1 c\u1ee7a c\u00e1 nh\u00e2n, bi\u1ebft v\u00e0 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c quy\u1ec1n s\u1edf h\u1eefu tr\u00ed tu\u1ec7 \u1edf m\u1ee9c \u0111\u01a1n gi\u1ea3n. c) Ph\u1ea9m ch\u1ea5t \u2022\t C\u00f3 th\u00e1i \u0111\u1ed9 th\u1eadn tr\u1ecdng, c\u00f3 \u00fd th\u1ee9c tr\u00e1ch nhi\u1ec7m v\u1edbi b\u1ea3n th\u00e2n v\u00e0 t\u1eadp th\u1ec3. \u2022 N\u00e2ng cao k\u0129 n\u0103ng s\u1ed1ng, s\u1ef1 t\u1ef1 tin cho HS. 2. Ph\u00e2n ph\u1ed1i ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a ch\u1ee7 \u0111\u1ec1 Ch\u1ee7 \u0111\u1ec1 D c\u00f3 n\u1ed9i dung bao qu\u00e1t l\u00e0 h\u01b0\u1edbng d\u1eabn HS s\u1eed d\u1ee5ng th\u00f4ng tin c\u00e1 nh\u00e2n trong m\u00f4i tr\u01b0\u1eddng s\u1ed1 m\u1ed9t c\u00e1ch ph\u00f9 h\u1ee3p. Ch\u1ee7 \u0111\u1ec1 c\u00f3 th\u1eddi l\u01b0\u1ee3ng 1 ti\u1ebft. DTP B\u00e0i h\u1ecdc T\u00ean b\u00e0i S\u1ed1 ti\u1ebft 14 B\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh 1 GV c\u00f3 th\u1ec3 ph\u00e2n b\u1ed1 th\u1eddi l\u01b0\u1ee3ng gi\u1eefa l\u00ed thuy\u1ebft v\u00e0 th\u1ef1c h\u00e0nh sao cho ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh h\u00ecnh c\u1ee5 th\u1ec3 c\u1ee7a tr\u01b0\u1eddng v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp thu c\u1ee7a HS. 67","DTP3. Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd v\u00e0 g\u1ee3i \u00fd d\u1ea1y h\u1ecdc N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y cung c\u1ea5p cho HS c\u00e1c ki\u1ebfn th\u1ee9c v\u00e0 k\u0129 n\u0103ng c\u01a1 b\u1ea3n \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh, bi\u1ebft \u0111\u01b0\u1ee3c th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh g\u1ed3m nh\u1eefng th\u00f4ng tin n\u00e0o, ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 trao \u0111\u1ed5i nh\u1edd m\u00e1y t\u00ednh. T\u1eeb \u0111\u00f3 HS bi\u1ebft \u0111\u01b0\u1ee3c v\u00ec sao c\u1ea7n b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n c\u0169ng nh\u01b0 gia \u0111\u00ecnh v\u00e0 c\u00f3 \u00fd th\u1ee9c b\u1ea3o v\u1ec7 ch\u00fang khi giao ti\u1ebfp qua m\u00e1y t\u00ednh. N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y mang t\u00ednh l\u00ed thuy\u1ebft. Th\u1eddi l\u01b0\u1ee3ng l\u00e0 1 ti\u1ebft. GV s\u1ebd t\u1ed5 ch\u1ee9c gi\u1ea3ng d\u1ea1y b\u1eb1ng c\u00e1ch d\u1eabn d\u1eaft c\u00e1c v\u00ed d\u1ee5, cho HS th\u1ea3o lu\u1eadn theo nh\u00f3m, t\u1eeb \u0111\u00f3 \u0111\u01b0a ra ki\u1ebfn th\u1ee9c, nh\u1eafc nh\u1edf HS c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n ch\u00fa \u00fd, sau \u0111\u00f3 c\u00f9ng HS th\u1ea3o lu\u1eadn \u0111\u1ec3 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi, b\u00e0i t\u1eadp trong SGK. V\u1edbi c\u00e1c c\u00e2u h\u1ecfi ph\u1ea7n Luy\u1ec7n t\u1eadp v\u00e0 V\u1eadn d\u1ee5ng trong SGK, HS c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n tr\u00ean l\u1edbp. V\u1edbi c\u00e1c c\u00e2u h\u1ecfi b\u1ed5 sung, HS c\u00f3 th\u1ec3 t\u1ef1 trao \u0111\u1ed5i th\u00eam v\u1edbi c\u00e1c b\u1ea1n, b\u1ed1 m\u1eb9 ho\u1eb7c trao \u0111\u1ed5i v\u1edbi GV sau gi\u1edd l\u00ean l\u1edbp n\u1ebfu kh\u00f4ng \u0111\u1ee7 th\u1eddi gian. \u0110\u1ed1i v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng trong b\u00e0i h\u1ecdc, GV n\u00ean l\u1ef1a ch\u1ecdn c\u00e1c t\u00ecnh hu\u1ed1ng v\u1eeba th\u1ef1c t\u1ebf, v\u1eeba ph\u00f9 h\u1ee3p v\u1edbi HS l\u1edbp 3 \u0111\u1ec3 HS d\u1ec5 hi\u1ec3u, d\u1ec5 ti\u1ebfp thu v\u00e0 trao \u0111\u1ed5i. Khuy\u1ebfn kh\u00edch HS \u0111\u01b0a ra c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u00e3 g\u1eb7p trong th\u1ef1c t\u1ebf, GV c\u00f9ng HS s\u1ebd th\u1ea3o lu\u1eadn \u0111\u1ec3 t\u00ecm h\u01b0\u1edbng gi\u1ea3i quy\u1ebft ph\u00f9 h\u1ee3p. B\u00ean c\u1ea1nh vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1, c\u00e1c t\u00ecnh hu\u1ed1ng, GV \u0111\u1ed9ng vi\u00ean HS n\u00e2ng cao s\u1ef1 t\u1ef1 tin, c\u1ea3nh gi\u00e1c c\u0169ng nh\u01b0 c\u00e1c k\u0129 n\u0103ng m\u1ec1m v\u1ec1 ph\u00e1n \u0111o\u00e1n, gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 khi \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t t\u00ecnh hu\u1ed1ng m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c em v\u00e0 gia \u0111\u00ecnh, t\u1eeb \u0111\u00f3 kh\u01a1i d\u1eady \u1edf HS tinh th\u1ea7n tr\u00e1ch nhi\u1ec7m v\u1edbi c\u00e1 nh\u00e2n, gia \u0111\u00ecnh v\u00e0 t\u1eadp th\u1ec3. II. H\u01af\u1edaNG D\u1eaaN CHI TI\u1ebeT 68","DTPB\u00c0I 14 B\u1ea2O V\u1ec6 TH\u00d4NG TIN C\u00c1 NH\u00c2N V\u00c0 GIA \u0110\u00ccNH A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Bi\u1ebft \u0111\u01b0\u1ee3c th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 trao \u0111\u1ed5i nh\u1edd m\u00e1y t\u00ednh; \u2022\t C\u00f3 \u00fd th\u1ee9c b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh khi giao ti\u1ebfp qua m\u00e1y t\u00ednh; bi\u1ebft \u0111\u01b0\u1ee3c ng\u01b0\u1eddi x\u1ea5u c\u00f3 th\u1ec3 l\u1ee3i d\u1ee5ng nh\u1eefng th\u00f4ng tin n\u00e0y g\u00e2y h\u1ea1i cho em v\u00e0 gia \u0111\u00ecnh. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. N\u1ebfu kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n th\u00ec c\u00f3 th\u1ec3 d\u00f9ng b\u1ea3ng \u0111en truy\u1ec1n th\u1ed1ng. \u2022\t H\u00ecnh \u1ea3nh minh ho\u1ea1 c\u00e1c t\u00ecnh hu\u1ed1ng (t\u1ec7p h\u00ecnh \u1ea3nh \u0111\u1ec3 tr\u00ecnh chi\u1ebfu ho\u1eb7c \u1ea3nh kh\u1ed5 l\u1edbn). \u2022\t C\u00e1c phi\u1ebfu h\u1ecdc t\u1eadp ho\u1eb7c v\u1edf b\u00e0i t\u1eadp c\u1ee7a HS \u0111\u1ec3 l\u00e0m c\u00e1c b\u00e0i t\u1eadp th\u1ea3o lu\u1eadn nh\u00f3m. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV \u0111\u01b0a ra m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf: \u2022\t M\u1eb9 c\u1ee7a T\u00e2m nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn m\u01b0\u1ee3n ti\u1ec1n t\u1eeb m\u1ed9t ng\u01b0\u1eddi b\u1ea1n tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i. \u2022\t An \u0111ang \u1edf nh\u00e0 m\u1ed9t m\u00ecnh th\u00ec c\u00f3 ng\u01b0\u1eddi b\u1ea5m chu\u00f4ng, b\u1ea3o l\u00e0 \u0111\u1ebfn giao \u0111\u01a1n h\u00e0ng do b\u1ed1 \u0111\u1eb7t, y\u00eau c\u1ea7u An nh\u1eadn v\u00e0 tr\u1ea3 ti\u1ec1n. \u2022\t B\u1ed1 c\u1ee7a B\u00ecnh nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn ch\u00fac m\u1eebng sinh nh\u1eadt v\u00e0 ph\u1ea7n qu\u00e0 t\u1eeb m\u1ed9t s\u1ed1 \u0111i\u1ec7n tho\u1ea1i l\u1ea1. N\u00eau ra m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng t\u01b0\u01a1ng t\u1ef1 m\u00e0 c\u00e1c em ho\u1eb7c ng\u01b0\u1eddi th\u00e2n \u0111\u00e3 g\u1eb7p trong th\u1ef1c t\u1ebf. GV d\u1eabn d\u1eaft: Nhi\u1ec1u c\u00e1 nh\u00e2n, gia \u0111\u00ecnh \u0111\u00e3 b\u1ecb l\u1eeba \u0111\u1ea3o, b\u00f4i nh\u1ecd v\u00ec k\u1ebb x\u1ea5u l\u1ea5y \u0111\u01b0\u1ee3c th\u00f4ng tin c\u00e1 nh\u00e2n hay gia \u0111\u00ecnh c\u1ee7a h\u1ecd. V\u1eady khi s\u1eed d\u1ee5ng m\u00e1y t\u00ednh \u0111\u1ec3 l\u01b0u tr\u1eef, trao \u0111\u1ed5i th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh, em c\u1ea7n l\u01b0u \u00fd \u0111i\u1ec1u g\u00ec? C\u00e1ch em x\u1eed l\u00ed khi g\u1eb7p c\u00e1c t\u00ecnh hu\u1ed1ng n\u00e0y nh\u01b0 th\u1ebf n\u00e0o? 69","II. KH\u00c1M PH\u00c1 1. Th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh GV chu\u1ea9n b\u1ecb c\u00e1c h\u00ecnh minh ho\u1ea1, y\u00eau c\u1ea7u HS (c\u00e1 nh\u00e2n ho\u1eb7c nh\u00f3m) \u0111\u00e1nh d\u1ea5u X v\u00e0o nh\u1eefng h\u00ecnh \u1ea3nh th\u1ec3 hi\u1ec7n th\u00f4ng tin c\u1ee7a c\u00e1 nh\u00e2n ho\u1eb7c gia \u0111\u00ecnh. Th\u00f4ng tin ng\u01b0\u1eddi mua NGAN HANG X H\u1ecd v\u00e0 t\u00ean: 1234 5678 9101 11213 S\u1ed1 \u0111i\u1ec7n tho\u1ea1i: NGUYEN VAN A \u0110\u1ecba ch\u1ec9: \u0110\u1eb6T H\u00c0NG M\u1ee4C L\u1ee4C Th\u1eddi kho\u00e1 bi\u1ec3u L\u1edbp: 3A - GVCN: Mai Th\u1ecb Th\u01a1 Ch\u1ee7 \u0111\u1ec1 A: M\u00e1y t\u00ednh v\u00e0 em Ti\u1ebft Th\u1ee9 2 Th\u1ee9 3 Th\u1ee9 4 Th\u1ee9 5 Th\u1ee9 6 B\u00e0i 1 Th\u00f4ng tin v\u00e0 quy\u1ebft \u0111\u1ecbnh B\u00e0i 2 X\u1eed l\u00ed th\u00f4ng tin 6 1 Ngo\u1ea1i \u0110\u1ea1o T\u1eadp M\u1ef9 TNXH B\u00e0i 3 M\u00e1y x\u1eed l\u00ed th\u00f4ng tin 9 ng\u1eef \u0111\u1ee9c \u0111\u1ecdc thu\u1eadt B\u00e0i 4 L\u00e0m quen v\u1edbi m\u00e1y t\u00ednh B\u00e0i 5 B\u1eaft \u0111\u1ea7u l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y t\u00ednh 11 2 T\u1eadp To\u00e1n To\u00e1n Ngo\u1ea1i TLV B\u00e0i 6 T\u01b0 th\u1ebf ng\u1ed3i l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y t\u00ednh 13 \u0111\u1ecdc ng\u1eef B\u00e0i 7 An to\u00e0n khi l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y t\u00ednh 17 B\u00e0i 8 Thao t\u00e1c v\u1edbi b\u00e0n ph\u00edm m\u00e1y t\u00ednh 21 DTP 24 K\u1ec3 Ch\u00ednh Th\u1ec3 26 chuy\u1ec7n t\u1ea3 d\u1ee5c Ch\u1ee7 \u0111\u1ec1 B: M\u1ea1ng m\u00e1y t\u00ednh v\u00e0 Internet 3 To\u00e1n To\u00e1n B\u00e0i 9 Xem tin t\u1ee9c v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh gi\u1ea3i tr\u00ed tr\u00ean Internet 31 Ch\u1ee7 \u0111\u1ec1 C: T\u1ed5 ch\u1ee9c l\u01b0u tr\u1eef, t\u00ecm ki\u1ebfm v\u00e0 trao \u0111\u1ed5i th\u00f4ng tin 4 To\u00e1n \u00c2m LT & Ch\u00ednh Th\u1ec3 nh\u1ea1c c\u00e2u t\u1ea3 d\u1ee5c B\u00e0i 10 S\u1eafp x\u1ebfp v\u00e0 t\u00ecm ki\u1ebfm 35 B\u00e0i 11 S\u01a1 \u0111\u1ed3 h\u00ecnh c\u00e2y 38 5 GDTT TNXH Tin T\u1eadp GDTT h\u1ecdc vi\u1ebft B\u00e0i 12 L\u01b0u tr\u1eef th\u00f4ng tin trong m\u00e1y t\u00ednh 41 B\u00e0i 13 Thao t\u00e1c v\u1edbi th\u01b0 m\u1ee5c 46 Ch\u1ee7 \u0111\u1ec1 D: \u0110\u1ea1o \u0111\u1ee9c, ph\u00e1p lu\u1eadt v\u00e0 v\u0103n ho\u00e1 trong m\u00f4i tr\u01b0\u1eddng s\u1ed1 51 GV t\u1ed5 ch\u1ee9c cho HS th\u1ea3o lu\u1eadn, nh\u1eadn bi\u1ebft, k\u1ec3 t\u00ean \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 th\u00f4ng tin c\u1ee7a c\u00e1B\u00e0i14 B\u1ea3ov\u1ec7th\u00f4ngtinc\u00e1nh\u00e2nv\u00e0gia\u0111\u00ecnh nh\u00e2n ho\u1eb7c gia \u0111\u00ecnh: h\u1ecd v\u00e0 t\u00ean, ng\u00e0y sinh,Ch\u1ee7 \u0111\u1ec1 E: \u1ee8ng d\u1ee5ng tin h\u1ecdc \u0111\u1ecba ch\u1ec9, s\u1ed15458\u0111i\u1ec7n tho\u1ea1i, th\u00f4ng tin th\u1ebb t\u00edn B\u00e0i 15 L\u00e0m quen v\u1edbi b\u00e0i tr\u00ecnh chi\u1ebfu B\u00e0i 16 So\u1ea1n th\u1ea3o trang chi\u1ebfu d\u1ee5ng, t\u00e0i kho\u1ea3n mua h\u00e0ng online, s\u1edf th\u00edch,...B\u00e0i 17 T\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean qua ph\u1ea7n m\u1ec1m Solar System 62 B\u00e0i 18 Luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t m\u00e1y t\u00ednh 67 Ch\u1ee7 \u0111\u1ec1 F: Gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a m\u00e1y t\u00ednh B\u00e0i 19 Chia nh\u1ecf c\u00f4ng vi\u1ec7c v\u00e0 th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc 71 Y\u00eau c\u1ea7u HS th\u1ea3o lu\u1eadn theo nh\u00f3m: \u0111\u1ecdc th\u00f4ng tin \u1edf SGK trang 52 v\u00e0 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi:B\u00e0i20 Th\u1ef1chi\u1ec7nc\u00f4ngvi\u1ec7ctheo\u0111i\u1ec1uki\u1ec7n 74 B\u00e0i 21 X\u00e1c \u0111\u1ecbnh nhi\u1ec7m v\u1ee5 77 B\u00e0i 22 Th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a m\u00e1y t\u00ednh 79 \u2022\t Th\u00f4ng tin c\u00e1 nh\u00e2n, ng\u01b0\u1eddi th\u00e2n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf \u0111\u00e2u, khi n\u00e0o? (GV \u0111\u01b0a ra c\u00e1c g\u1ee3i \u00fd v\u00e0 gi\u1ea3i th\u00edch c\u00e1c tr\u01b0\u1eddng h\u1ee3p nh\u01b0 khi s\u1eed d\u1ee5ng m\u1ea1ng x\u00e3 h\u1ed9i, mua s\u1eafm tr\u1ef1c tuy\u1ebfn, th\u00f4ng tin HS \u0111\u01b0\u1ee3c GV thu th\u1eadp v\u00e0o \u0111\u1ea7u n\u0103m,...). \u2022\t K\u1ebb x\u1ea5u l\u1ee3i d\u1ee5ng th\u00f4ng tin c\u1ee7a c\u00e1 nh\u00e2n ho\u1eb7c c\u1ee7a ng\u01b0\u1eddi th\u00e2n \u0111\u1ec3 l\u00e0m g\u00ec? (Ho\u1ea1t \u0111\u1ed9ng n\u00e0y gi\u00fap HS li\u00ean h\u1ec7 th\u1ef1c t\u1ebf v\u00e0 th\u1ec3 hi\u1ec7n ki\u1ebfn th\u1ee9c c\u1ee7a b\u1ea3n th\u00e2n.) GV k\u1ebft lu\u1eadn: Khi l\u01b0u tr\u1eef th\u00f4ng tin trong m\u00e1y t\u00ednh ho\u1eb7c trao \u0111\u1ed5i tr\u00ean m\u00f4i tr\u01b0\u1eddng m\u1ea1ng, vi\u1ec7c b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n, gia \u0111\u00ecnh l\u00e0 \u0111i\u1ec1u r\u1ea5t c\u1ea7n thi\u1ebft v\u00e0 quan tr\u1ecdng. 2. B\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh khi giao ti\u1ebfp qua m\u00e1y t\u00ednh GV h\u01b0\u1edbng d\u1eabn HS \u0111\u1ecdc n\u1ed9i dung \u1edf SGK trang 52 v\u00e0 th\u1ea3o lu\u1eadn nh\u1eefng vi\u1ec7c n\u00ean v\u00e0 kh\u00f4ng n\u00ean l\u00e0m \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n, gia \u0111\u00ecnh. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a - n\u00ean; b - kh\u00f4ng n\u00ean; c - kh\u00f4ng n\u00ean; d - kh\u00f4ng n\u00ean (a - \u0111\u1ec3 b\u1ea3o m\u1eadt c\u00e1c th\u00f4ng tin c\u00e1 nh\u00e2n, n\u1ebfu l\u00e0m m\u1ea5t \u0111i\u1ec7n tho\u1ea1i c\u0169ng h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c vi\u1ec7c m\u1ea1o danh, l\u1eeba \u0111\u1ea3o, chi\u1ebfm \u0111o\u1ea1t t\u00e0i kho\u1ea3n \u0111\u1ec3 tr\u1ee5c l\u1ee3i,...; b - m\u00e1y t\u00ednh c\u00f3 th\u1ec3 d\u1ec5 b\u1ecb nhi\u1ec5m vi r\u00fat, d\u1ec5 b\u1ecb chi\u1ebfm \u0111o\u1ea1t t\u00e0i kho\u1ea3n ho\u1eb7c b\u1ecb l\u1eeba \u0111\u1ea3o; c, d - d\u1ec5 b\u1ecb l\u1eeba \u0111\u1ea3o,...). GV k\u1ebft lu\u1eadn: Th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef v\u00e0 trao \u0111\u1ed5i nh\u1edd m\u00e1y t\u00ednh r\u1ea5t thu\u1eadn l\u1ee3i nh\u01b0ng n\u1ebfu kh\u00f4ng c\u00f3 \u00fd th\u1ee9c b\u1ea3o v\u1ec7, th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 gia \u0111\u00ecnh r\u1ea5t c\u00f3 th\u1ec3 b\u1ecb l\u1ed9, b\u1ecb k\u1ebb x\u1ea5u l\u1ee3i d\u1ee5ng. 70","DTPIII. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG GV t\u1ed5 ch\u1ee9c HS theo nh\u00f3m \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u00e0 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi \u1edf ph\u1ea7n Luy\u1ec7n t\u1eadp. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: 1. Th\u00f4ng tin c\u0103n c\u01b0\u1edbc c\u00f4ng d\u00e2n c\u1ee7a b\u1ed1, th\u00f4ng tin th\u1ebb ng\u00e2n h\u00e0ng c\u1ee7a m\u1eb9, th\u00f4ng tin h\u1ed3 s\u01a1 HS c\u1ee7a em (h\u1ecd t\u00ean, \u0111\u1ecba ch\u1ec9 li\u00ean l\u1ea1c, s\u1edf th\u00edch, \u1ea3nh c\u0103n c\u01b0\u1edbc,...). 2. Gh\u00e9p: 1 - a, b; 2 - a, c; 3 - a; 4 - c. M\u1edf r\u1ed9ng: li\u00ean h\u1ec7 th\u1ef1c t\u1ebf. 3. Em kh\u00f4ng n\u00ean l\u00e0m vi\u1ec7c n\u00e0o khi tham gia v\u00e0o m\u1ea1ng Internet? a) K\u1ebft b\u1ea1n v\u1edbi nh\u1eefng ng\u01b0\u1eddi ch\u01b0a quen bi\u1ebft tr\u00ean Internet. b) Tham gia c\u00e1c tr\u00f2 ch\u01a1i y\u00eau c\u1ea7u khai b\u00e1o th\u00f4ng tin c\u00e1 nh\u00e2n. c) \u0110\u01b0a th\u00f4ng tin l\u1ecbch thi c\u1ee7a l\u1edbp l\u00ean nh\u00f3m tr\u00f2 chuy\u1ec7n (chat) c\u1ee7a l\u1edbp. d) \u0110\u01b0a \u1ea3nh b\u1eb1ng l\u00e1i xe c\u1ee7a b\u1ed1 l\u00ean m\u1ea1ng x\u00e3 h\u1ed9i. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a; b; d. 4. Ng\u01b0\u1eddi x\u1ea5u sau khi \u0111\u00e1nh c\u1eafp th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a em v\u00e0 gia \u0111\u00ecnh c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c vi\u1ec7c g\u00e2y h\u1ea1i cho em v\u00e0 gia \u0111\u00ecnh nh\u01b0 th\u1ebf n\u00e0o? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: Gi\u1ea3 danh l\u00e0 ng\u01b0\u1eddi th\u00e2n c\u1ee7a b\u1ed1 m\u1eb9 em \u0111\u1ec3 l\u1eeba em, d\u00f9ng h\u00ecnh \u1ea3nh c\u1ee7a em ho\u1eb7c gia \u0111\u00ecnh v\u00e0o vi\u1ec7c x\u1ea5u. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng 1. G\u1ee3i \u00fd tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi trong SGK: 1 - c. Em ch\u1ecdn c\u00e1ch nh\u01b0 v\u1eady \u0111\u1ec3 nh\u1edd b\u1ed1 ki\u1ec3m tra, x\u00e1c minh l\u1ea1i th\u00f4ng tin v\u00e0 t\u00ecm h\u01b0\u1edbng x\u1eed l\u00ed ph\u00f9 h\u1ee3p. 2. G\u1ee3i \u00fd m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi m\u1edf r\u1ed9ng: a) C\u00f4 gi\u00e1o l\u1edbp B\u00ecnh c\u1ea7n thu th\u1eadp th\u00f4ng tin s\u01a1 y\u1ebfu l\u00ed l\u1ecbch c\u1ee7a c\u00e1c b\u1ea1n trong l\u1edbp. C\u00f4 \u0111\u01b0a cho m\u1ed7i b\u1ea1n m\u1ed9t t\u1edd khai \u0111em v\u1ec1 \u0111\u1ec3 b\u1ed1 m\u1eb9 \u0111i\u1ec1n: H\u1ecd t\u00ean HS; ng\u00e0y sinh; \u0111\u1ecba ch\u1ec9 nh\u00e0; h\u1ecd t\u00ean, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ed1 m\u1eb9. C\u00f4 thu c\u00e1c t\u1edd khai r\u1ed3i nh\u1eadp th\u00f4ng tin v\u00e0 l\u01b0u v\u00e0o m\u00e1y t\u00ednh, sau \u0111\u00f3 g\u1eedi c\u00e1c th\u00f4ng tin n\u00e0y t\u1edbi trung t\u00e2m m\u00e1y t\u00ednh c\u1ee7a nh\u00e0 tr\u01b0\u1eddng. Cu\u1ed1i n\u0103m, c\u00f4 g\u1eedi k\u1ebft qu\u1ea3 h\u1ecdc t\u1eadp c\u1ee7a HS v\u1ec1 cho b\u1ed1 m\u1eb9. Theo em, l\u00e0m c\u00e1ch n\u00e0o m\u00e0 c\u00f4 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y? G\u1ee3i \u00fd: C\u00f4 gi\u00e1o d\u1ef1a v\u00e0o s\u1ed1 \u0111i\u1ec7n tho\u1ea1i v\u00e0 \u0111\u1ecba ch\u1ec9 \u0111\u00e3 l\u01b0u tr\u1eef trong m\u00e1y t\u00ednh. b) An v\u00e0 B\u00ecnh th\u01b0\u1eddng xuy\u00ean li\u00ean l\u1ea1c v\u1edbi nhau qua Zalo. M\u1ed9t h\u00f4m, An nh\u1eadn \u0111\u01b0\u1ee3c tin nh\u1eafn c\u1ee7a B\u00ecnh nh\u1edd mua gi\u00fap th\u1ebb n\u1ea1p ti\u1ec1n \u0111i\u1ec7n tho\u1ea1i tr\u1ecb gi\u00e1 100.000 \u0111\u1ed3ng, B\u00ecnh c\u00f3 vi\u1ec7c c\u1ea7n li\u00ean l\u1ea1c v\u1edbi b\u1ed1 nh\u01b0ng h\u1ebft ti\u1ec1n. N\u1ebfu em l\u00e0 An, em s\u1ebd l\u00e0m g\u00ec? c) An \u0111ang \u1edf nh\u00e0 m\u1ed9t m\u00ecnh th\u00ec c\u00f3 ng\u01b0\u1eddi b\u1ea5m chu\u00f4ng, b\u1ea3o l\u00e0 \u0111\u1ebfn giao \u0111\u01a1n h\u00e0ng do b\u1ed1 \u0111\u1eb7t, y\u00eau c\u1ea7u An nh\u1eadn v\u00e0 tr\u1ea3 ti\u1ec1n. N\u1ebfu em l\u00e0 An, em s\u1ebd l\u00e0m g\u00ec? 71","CH\u1ee6 \u0110\u1ec0 E \u1ee8NG D\u1ee4NG TIN H\u1eccC I. GI\u1edaI THI\u1ec6U CH\u1ee6 \u0110\u1ec0 1. M\u1ee5c ti\u00eau c\u1ee7a ch\u1ee7 \u0111\u1ec1 a) Ki\u1ebfn th\u1ee9c \u2022\t Bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1ch k\u00edch ho\u1ea1t c\u00e1c ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1ch nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. \u2022\t T\u1ea1o \u0111\u01b0\u1ee3c t\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 n\u1ed9i dung, h\u00ecnh \u1ea3nh; bi\u1ebft c\u00e1ch l\u01b0u n\u1ed9i dung v\u00e0 \u0111\u1eb7t t\u00ean cho t\u1ec7p tr\u00ecnh chi\u1ebfu. \u2022\t Bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111a ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean. \u2022\t Bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ph\u1ea7n m\u1ec1m luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t \u0111\u1ec3 n\u00e2ng cao k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t. DTP b) N\u0103ng l\u1ef1c \u2022\t N\u0103ng l\u1ef1c chung: n\u0103ng l\u1ef1c giao ti\u1ebfp v\u00e0 h\u1ee3p t\u00e1c, n\u0103ng l\u1ef1c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u00e0 s\u00e1ng t\u1ea1o, n\u0103ng l\u1ef1c ng\u00f4n ng\u1eef, n\u0103ng l\u1ef1c t\u1ef1 h\u1ecdc. \u2022\t N\u0103ng l\u1ef1c tin h\u1ecdc th\u00e0nh ph\u1ea7n: - NLa: nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c h\u00ecnh d\u00e1ng bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a c\u00e1c ph\u1ea7n m\u1ec1m; ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c h\u00ecnh d\u1ea1ng, ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c n\u00fat l\u1ec7nh; nh\u1eadn bi\u1ebft giao di\u1ec7n; bi\u1ebft m\u1ed9t s\u1ed1 thao t\u00e1c c\u01a1 b\u1ea3n (k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m, t\u1ea1o m\u1edbi b\u00e0i tr\u00ecnh chi\u1ebfu, \u0111\u01b0a \u0111\u01b0\u1ee3c n\u1ed9i dung, h\u00ecnh \u1ea3nh v\u00e0o trang chi\u1ebfu, th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a ph\u1ea7n m\u1ec1m luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t, c\u00e1c c\u00f4ng c\u1ee5 \u0111a ph\u01b0\u01a1ng ti\u1ec7n th\u00f4ng qua c\u00e1c n\u00fat l\u1ec7nh, nh\u1eadn di\u1ec7n c\u00e1c h\u01b0\u1edbng d\u1eabn b\u1eb1ng ti\u1ebfng Anh,...). - NLc: t\u00ecm \u0111\u01b0\u1ee3c c\u00e1c \u1ea3nh \u0111\u00fang th\u01b0 m\u1ee5c ho\u1eb7c tr\u00ean Internet \u0111\u1ec3 ch\u00e8n v\u00e0o b\u00e0i tr\u00ecnh chi\u1ebfu. - NLd: s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c khi t\u1ea1o m\u1ed9t b\u00e0i tr\u00ecnh chi\u1ebfu, s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u0111a ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean, s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m luy\u1ec7n t\u1eadp chu\u1ed9t \u0111\u1ec3 n\u00e2ng cao k\u0129 n\u0103ng d\u00f9ng chu\u1ed9t. c) Ph\u1ea9m ch\u1ea5t \u2022\t Trong ch\u1ee7 \u0111\u1ec1 n\u00e0y, GV c\u1ea7n khai th\u00e1c c\u00e1c ki\u1ebfn th\u1ee9c \u0111\u1ec3 l\u1ed3ng gh\u00e9p n\u1ed9i dung gi\u00e1o d\u1ee5c c\u00e1c ph\u1ea9m ch\u1ea5t, c\u1ee5 th\u1ec3: - C\u00f3 tinh th\u1ea7n y\u00eau n\u01b0\u1edbc, nh\u00e2n \u00e1i (th\u00f4ng qua khai th\u00e1c c\u00e1c h\u00ecnh \u1ea3nh minh ho\u1ea1 v\u1ec1 gia \u0111\u00ecnh, qu\u00ea h\u01b0\u01a1ng, \u0111\u1ea5t n\u01b0\u1edbc,...). 72","- C\u00f3 \u00fd th\u1ee9c tr\u00e1ch nhi\u1ec7m, c\u00f3 th\u00e1i \u0111\u1ed9 c\u1edfi m\u1edf, c\u00f3 tinh th\u1ea7n h\u1ee3p t\u00e1c khi l\u00e0m vi\u1ec7c nh\u00f3m (th\u00f4ng qua c\u00e1c b\u00e0i t\u1eadp \u0111\u01b0\u1ee3c giao, c\u00e1c b\u00e0i t\u1eadp nh\u00f3m, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean,...). 2. Ph\u00e2n ph\u1ed1i ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a ch\u1ee7 \u0111\u1ec1 Ch\u1ee7 \u0111\u1ec1 E g\u1ed3m 4 b\u00e0i chia l\u00e0m 2 ch\u1ee7 \u0111\u1ec1 con, trong \u0111\u00f3 B\u00e0i 15 v\u00e0 B\u00e0i 16 thu\u1ed9c ch\u1ee7 \u0111\u1ec1 E.1 (ch\u1ee7 \u0111\u1ec1 b\u1eaft bu\u1ed9c), B\u00e0i 17 v\u00e0 B\u00e0i 18 thu\u1ed9c ch\u1ee7 \u0111\u1ec1 E.2 (GV t\u1ef1 ch\u1ecdn m\u1ed9t trong hai b\u00e0i \u0111\u1ec3 d\u1ea1y). T\u1ed5ng th\u1eddi gian d\u1ea1y c\u1ee7a ch\u1ee7 \u0111\u1ec1 E l\u00e0 5 ti\u1ebft. B\u00e0i h\u1ecdc T\u00ean b\u00e0i S\u1ed1 ti\u1ebft 2 15 L\u00e0m quen v\u1edbi b\u00e0i tr\u00ecnh chi\u1ebfu 2 1 16 So\u1ea1n th\u1ea3o trang chi\u1ebfu 1 17 T\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean qua ph\u1ea7n m\u1ec1m Solar System DTP 18 Luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t m\u00e1y t\u00ednh GV c\u00f3 th\u1ec3 ph\u00e2n b\u1ed1 th\u1eddi l\u01b0\u1ee3ng c\u00e1c b\u00e0i sao cho ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh h\u00ecnh c\u1ee5 th\u1ec3 c\u1ee7a tr\u01b0\u1eddng v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp thu c\u1ee7a HS. 3. Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd v\u00e0 g\u1ee3i \u00fd d\u1ea1y h\u1ecdc Ch\u1ee7 \u0111\u1ec1 E.1. L\u00e0m quen v\u1edbi b\u00e0i tr\u00ecnh chi\u1ebfu \u0111\u01a1n gi\u1ea3n N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 cung c\u1ea5p cho HS c\u00e1c ki\u1ebfn th\u1ee9c v\u00e0 k\u0129 n\u0103ng t\u1ed1i thi\u1ec3u \u0111\u1ec3 HS c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c b\u00e0i tr\u00ecnh chi\u1ebfu \u0111\u01a1n gi\u1ea3n nh\u1ea5t, b\u01b0\u1edbc \u0111\u1ea7u l\u00e0m quen v\u1edbi vi\u1ec7c tr\u00ecnh chi\u1ebfu c\u00e1c n\u1ed9i dung h\u1ecdc t\u1eadp, c\u00e1c b\u00e0i t\u1eadp nh\u00f3m, ch\u1eb3ng h\u1ea1n nh\u01b0 gi\u1edbi thi\u1ec7u m\u1ed9t kh\u1ed5 th\u01a1 (tr\u00edch \u0111o\u1ea1n) \u0111\u00e3 h\u1ecdc, gi\u1edbi thi\u1ec7u m\u1ed9t lo\u00e0i hoa, gi\u1edbi thi\u1ec7u v\u1ec1 b\u1ea3n th\u00e2n, tr\u00ecnh b\u00e0y m\u1ed9t d\u1ef1 \u00e1n nh\u1ecf c\u1ee7a nh\u00f3m,... a) Ph\u1ea7n m\u1ec1m C\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu nh\u01b0 Microsoft PowerPoint, Google Presentation, Prezi,... M\u1ed7i ph\u1ea7n m\u1ec1m l\u1ea1i c\u00f3 nhi\u1ec1u phi\u00ean b\u1ea3n kh\u00e1c nhau nh\u01b0: Microsoft PowerPoint 2013, Microsoft PowerPoint 2016, Microsoft PowerPoint 365,... M\u1ed7i ph\u1ea7n m\u1ec1m h\u1ea7u nh\u01b0 \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u01a1 b\u1ea3n nh\u01b0 so\u1ea1n th\u1ea3o, ch\u00e8n h\u00ecnh \u1ea3nh, \u00e2m thanh, th\u1ef1c hi\u1ec7n tr\u00ecnh chi\u1ebfu,... \u0110\u1ec3 \u0111\u01a1n gi\u1ea3n v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi HS l\u1edbp 3, nh\u00f3m t\u00e1c gi\u1ea3 l\u1ef1a ch\u1ecdn ph\u1ea7n m\u1ec1m Microsoft PowerPoint \u0111\u1ec3 gi\u1ea3ng d\u1ea1y. M\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u phi\u00ean b\u1ea3n Microsoft PowerPoint, tuy nhi\u00ean, nh\u1eefng ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a c\u00e1c phi\u00ean b\u1ea3n l\u00e0 t\u01b0\u01a1ng t\u1ef1 nhau, s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n \u1edf c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao \u0111\u01b0\u1ee3c b\u1ed5 sung d\u1ea7n theo t\u1eebng phi\u00ean b\u1ea3n v\u00e0 \u1edf giao di\u1ec7n \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn thu\u1eadn ti\u1ec7n cho ng\u01b0\u1eddi d\u00f9ng. 73","DTPM\u1ee5c \u0111\u00edch c\u1ee7a ch\u1ee7 \u0111\u1ec1 E.1 n\u00e0y l\u00e0 tr\u00ecnh b\u00e0y m\u1ed9t s\u1ed1 ki\u1ebfn th\u1ee9c v\u00e0 k\u0129 n\u0103ng ban \u0111\u1ea7u v\u1ec1 ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu m\u00e0 kh\u00f4ng qu\u00e1 ph\u1ee5 thu\u1ed9c v\u00e0o phi\u00ean b\u1ea3n c\u1ee7a ph\u1ea7n m\u1ec1m. Tuy nhi\u00ean, \u0111\u1ec3 d\u1ec5 h\u00ecnh dung, nh\u00f3m t\u00e1c gi\u1ea3 s\u1eed d\u1ee5ng c\u00e1c h\u00ecnh \u1ea3nh c\u1ee7a phi\u00ean b\u1ea3n 2019 \u0111\u1ec3 minh ho\u1ea1. \u0110\u00e2y l\u00e0 phi\u00ean b\u1ea3n hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam, c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh, giao di\u1ec7n d\u1ec5 d\u00f9ng, t\u01b0\u01a1ng t\u1ef1 c\u00e1c phi\u00ean b\u1ea3n kh\u00e1c v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh c\u1ee7a c\u00e1c tr\u01b0\u1eddng ph\u1ed5 th\u00f4ng. Trong ch\u1ee7 \u0111\u1ec1 n\u00e0y, HS s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc c\u00e1c ki\u1ebfn th\u1ee9c, k\u0129 n\u0103ng c\u01a1 b\u1ea3n, s\u1eed d\u1ee5ng nh\u1eefng ch\u1ee9c n\u0103ng \u0111\u01a1n gi\u1ea3n nh\u1ea5t c\u1ee7a ph\u1ea7n m\u1ec1m. GV n\u00ean l\u01b0u \u00fd c\u00e1c \u0111i\u1ec3m sau \u0111\u00e2y: \u2022\t Theo y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t, HS l\u1edbp 3 ch\u1ec9 c\u1ea7n so\u1ea1n th\u1ea3o v\u0103n b\u1ea3n kh\u00f4ng d\u1ea5u. Tuy nhi\u00ean, \u0111a ph\u1ea7n hi\u1ec7n nay c\u00e1c em t\u1eeb nh\u1ecf \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u1ebfp x\u00fac v\u1edbi m\u00e1y t\u00ednh n\u00ean c\u00e1c thao t\u00e1c v\u1edbi chu\u1ed9t, b\u00e0n ph\u00edm, ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c n\u00fat l\u1ec7nh, b\u1ea3ng ch\u1ecdn,... \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0m quen nhanh ch\u00f3ng. Vi\u1ec7c g\u00f5 v\u0103n b\u1ea3n c\u00f3 d\u1ea5u v\u1eabn c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi nh\u1eefng em l\u00e0m quen v\u1edbi m\u00e1y t\u00ednh t\u1eeb s\u1edbm. Vi\u1ec7c \u00e1p \u0111\u1eb7t g\u00f5 v\u0103n b\u1ea3n kh\u00f4ng d\u1ea5u c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh l\u00e0m c\u00e1c em h\u1ea1n ch\u1ebf \u0111i k\u0129 n\u0103ng g\u00f5 v\u0103n b\u1ea3n. Do \u0111\u00f3, tu\u1ef3 v\u00e0o t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng, c\u1ee7a l\u1edbp h\u1ecdc v\u00e0 c\u1ee7a c\u00e1 nh\u00e2n HS, GV n\u00ean linh \u0111\u1ed9ng \u0111\u1ec3 c\u00e1c em ph\u00e1t huy t\u1ed1t nh\u1ea5t k\u0129 n\u0103ng g\u00f5 v\u0103n b\u1ea3n c\u1ee7a m\u00ecnh. \u2022\t \u0110\u1ec3 HS k\u00edch ho\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c ph\u1ea7n m\u1ec1m m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, GV c\u1ea7n \u0111\u1eb7t s\u1eb5n c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh c\u1ea7n thi\u1ebft tr\u00ean m\u00e0n h\u00ecnh n\u1ec1n, nh\u01b0: Microsoft PowerPoint, Unikey,... \u0110\u1ed1i v\u1edbi Unikey, thi\u1ebft l\u1eadp t\u1ef1 kh\u1edfi \u0111\u1ed9ng s\u1eb5n, thi\u1ebft l\u1eadp s\u1eb5n ki\u1ec3u g\u00f5 v\u00e0 b\u1ea3ng m\u00e3, nh\u01b0ng \u0111\u1ec3 ch\u1ebf \u0111\u1ed9 g\u00f5 l\u00e0 ti\u1ebfng Anh (v\u00ec \u0111a ph\u1ea7n HS s\u1ebd g\u00f5 kh\u00f4ng d\u1ea5u). H\u01b0\u1edbng d\u1eabn HS c\u00e1ch chuy\u1ec3n sang ti\u1ebfng Vi\u1ec7t v\u00e0 ng\u01b0\u1ee3c l\u1ea1i (\u0111\u1ec3 nh\u1eefng HS mu\u1ed1n g\u00f5 ti\u1ebfng Vi\u1ec7t s\u1ebd bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng). \u2022\t Khi m\u1edf m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 s\u1eb5n, GV chu\u1ea9n b\u1ecb s\u1eb5n c\u00e1c t\u1ec7p tr\u00ecnh chi\u1ebfu \u0111\u01b0\u1ee3c l\u01b0u trong m\u00e1y t\u00ednh v\u1edbi \u0111\u01b0\u1eddng d\u1eabn nh\u01b0 h\u01b0\u1edbng d\u1eabn \u1edf c\u00e1c ch\u1ee7 \u0111\u1ec1 tr\u01b0\u1edbc. C\u00e1c t\u1ec7p n\u00e0y n\u00ean c\u00f3 \u0111\u1ea7y \u0111\u1ee7 trang b\u00eca, trang n\u1ed9i dung, c\u00f3 ti\u00eau \u0111\u1ec1, c\u00f3 h\u00ecnh \u1ea3nh,... \u0111\u1ec3 t\u1ea1o \u0111\u1ed9ng c\u01a1, h\u1ee9ng th\u00fa cho HS tr\u01b0\u1edbc khi b\u1eaft tay so\u1ea1n th\u1ea3o m\u1ed9t b\u00e0i tr\u00ecnh chi\u1ebfu c\u1ee5 th\u1ec3. Khi so\u1ea1n th\u1ea3o m\u1ed9t b\u00e0i tr\u00ecnh chi\u1ebfu m\u1edbi, GV c\u00f3 th\u1ec3 linh \u0111\u1ed9ng \u1edf ph\u1ea7n n\u1ed9i dung. Tuy nhi\u00ean, ch\u1ec9 n\u00ean l\u1ef1a ch\u1ecdn c\u00e1c v\u0103n b\u1ea3n m\u1eabu ng\u1eafn nh\u01b0 b\u00e0i th\u01a1 kho\u1ea3ng t\u1eeb 3 \u0111\u1ebfn 4 d\u00f2ng, t\u00f3m t\u1eaft m\u1ea9u chuy\u1ec7n nh\u1ecf ho\u1eb7c t\u00f3m t\u1eaft c\u00e1c n\u1ed9i dung \u0111\u00e3 \u0111\u01b0\u1ee3c h\u1ecdc trong ph\u1ea1m vi t\u1eeb 3 \u0111\u1ebfn 4 d\u00f2ng. H\u00ecnh \u1ea3nh ch\u00e8n v\u00e0o c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm tr\u00ean Internet. N\u1ebfu h\u1ec7 th\u1ed1ng m\u1ea1ng Internet kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c th\u00ec GV chu\u1ea9n b\u1ecb s\u1eb5n h\u00ecnh \u1ea3nh \u1edf trong m\u00e1y. \u2022\t Th\u00f4ng tin trong c\u00e1c t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp ch\u1ec9 mang t\u00ednh \u0111\u1ecbnh h\u01b0\u1edbng v\u1ec1 ki\u1ebfn th\u1ee9c m\u00f4n h\u1ecdc ch\u1ee9 kh\u00f4ng \u00e1p \u0111\u1eb7t quy tr\u00ecnh thao t\u00e1c tr\u00ean m\u00e1y t\u00ednh hay tr\u00ean m\u1ed9t ph\u1ea7n m\u1ec1m c\u1ee5 th\u1ec3. V\u1edbi m\u1ed7i b\u00e0i h\u1ecdc, tu\u1ef3 v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf m\u00e0 GV c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 tr\u00ecnh b\u00e0y ki\u1ebfn th\u1ee9c l\u00ed thuy\u1ebft c\u0169ng nh\u01b0 h\u01b0\u1edbng d\u1eabn c\u00e1c thao t\u00e1c 74","DTP tr\u00ean m\u00e1y t\u00ednh sao cho ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf, v\u1edbi tr\u00ecnh \u0111\u1ed9 c\u1ee7a HS. \u2022\t H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m: - C\u00e1c ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau nh\u01b0: s\u1eed d\u1ee5ng c\u00e1c l\u1ec7nh tr\u00ean c\u00e1c d\u1ea3i l\u1ec7nh (ho\u1eb7c trong b\u1ea3ng ch\u1ecdn), s\u1eed d\u1ee5ng b\u1ea3ng ch\u1ecdn ng\u1eef c\u1ea3nh, s\u1eed d\u1ee5ng t\u1ed5 h\u1ee3p ph\u00edm t\u1eaft,... \u1ede m\u1ee9c \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n, GV h\u01b0\u1edbng d\u1eabn HS s\u1eed d\u1ee5ng c\u00e1c l\u1ec7nh tr\u00ean c\u00e1c d\u1ea3i l\u1ec7nh (ho\u1eb7c trong b\u1ea3ng ch\u1ecdn) nh\u01b0 trong SGK \u0111\u1ec3 d\u1ec5 th\u1ef1c hi\u1ec7n, d\u1ec5 nh\u1edb c\u00e1c thao t\u00e1c. Ch\u01b0a c\u1ea7n s\u1eed d\u1ee5ng th\u00e0nh th\u1ea1o c\u00e1c t\u1ed5 h\u1ee3p c\u00e1c ph\u00edm t\u1eaft, b\u1ea3ng ch\u1ecdn ng\u1eef c\u1ea3nh. Tuy nhi\u00ean, n\u1ebfu HS \u0111\u00e1p \u1ee9ng t\u1ed1t, GV n\u00ean khuy\u1ebfn kh\u00edch HS t\u00ecm t\u00f2i, th\u1ef1c hi\u1ec7n th\u00eam c\u00e1c thao t\u00e1c kh\u00e1c \u0111\u1ec3 n\u00e2ng cao k\u0129 n\u0103ng c\u0169ng nh\u01b0 t\u1ed1c \u0111\u1ed9 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c. - V\u1edbi n\u1ed9i dung \u0111\u01a1n gi\u1ea3n trong SGK l\u1edbp 3, ch\u01b0a th\u1ec3 gi\u1edbi thi\u1ec7u h\u1ebft c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a ph\u1ea7n m\u1ec1m. C\u00e1c em s\u1ebd \u0111\u01b0\u1ee3c b\u1ed5 sung d\u1ea7n \u1edf c\u00e1c l\u1edbp tr\u00ean. Tuy nhi\u00ean, GV c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn, khuy\u1ebfn kh\u00edch \u0111\u1ec3 HS t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1. b) T\u1ed5 ch\u1ee9c d\u1ea1y h\u1ecdc v\u00e0 \u0111\u1ed5i m\u1edbi ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y mang t\u00ednh th\u1ef1c h\u00e0nh. V\u00ec th\u1ebf, c\u00e1ch t\u1ed5 ch\u1ee9c t\u1ed1t nh\u1ea5t l\u00e0 gi\u1ea3ng d\u1ea1y trong ph\u00f2ng m\u00e1y t\u00ednh. V\u1edbi HS l\u1edbp 3, c\u00e1c em ch\u01b0a th\u1ec3 vi\u1ebft \u0111\u01b0\u1ee3c nhi\u1ec1u v\u00e0o v\u1edf, n\u1ebfu vi\u1ebft \u0111\u1ea7y \u0111\u1ee7 c\u0169ng m\u1ea5t nhi\u1ec1u th\u1eddi gian trong th\u1eddi l\u01b0\u1ee3ng 35 ph\u00fat m\u1ed9t ti\u1ebft h\u1ecdc. Do \u0111\u00f3, GV c\u00f3 th\u1ec3 ph\u00e1t c\u00e1c phi\u1ebfu h\u1ecdc t\u1eadp \u0111\u1ec3 c\u00e1c em \u0111i\u1ec1n v\u00e0o, ho\u1eb7c c\u00e1c em ghi v\u00e0o v\u1edf c\u00e1c n\u1ed9i dung c\u1ea7n nh\u1edb cho ph\u1ea7n l\u00ed thuy\u1ebft. GV t\u1eadn d\u1ee5ng th\u1eddi gian \u1edf ph\u00f2ng l\u00ed thuy\u1ebft \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn n\u1ed9i dung l\u00ed thuy\u1ebft m\u1ed9t c\u00e1ch ng\u1eafn g\u1ecdn, sau \u0111\u00f3 HS s\u1ebd th\u1ef1c h\u00e0nh. N\u1ebfu b\u1ed1 tr\u00ed 2 ti\u1ebft li\u1ec1n nhau s\u1ebd thu\u1eadn l\u1ee3i cho qu\u00e1 tr\u00ecnh gi\u1ea3ng d\u1ea1y ph\u1ea7n ch\u1ee7 \u0111\u1ec1 n\u00e0y. T\u1ea1i c\u00e1c tr\u01b0\u1eddng kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 d\u1ea1y l\u00ed thuy\u1ebft v\u00e0 th\u1ef1c h\u00e0nh ngay tr\u00ean ph\u00f2ng m\u00e1y, GV n\u00ean linh \u0111\u1ed9ng l\u1ef1a ch\u1ecdn c\u00e1c n\u1ed9i dung l\u00ed thuy\u1ebft \u0111\u1ec3 d\u1ea1y tr\u01b0\u1edbc, sau \u0111\u00f3 s\u1ebd cho HS th\u1ef1c h\u00e0nh. \u1ede ti\u1ebft l\u00ed thuy\u1ebft, GV n\u00ean b\u1ed1 tr\u00ed m\u1ed9t m\u00e1y t\u00ednh ho\u1eb7c m\u00e1y chi\u1ebfu \u0111\u1ec3 vi\u1ec7c tr\u00ecnh b\u00e0y \u0111\u01b0\u1ee3c tr\u1ef1c quan v\u00e0 d\u1ec5 hi\u1ec3u h\u01a1n. N\u1ebfu kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n, GV n\u00ean s\u1eed d\u1ee5ng c\u00e1c h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb s\u1eb5n \u0111\u1ec3 minh ho\u1ea1. Th\u1ef1c h\u00e0nh theo nh\u00f3m t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 g\u00e2y h\u1ee9ng th\u00fa cho c\u00e1c em, gi\u00fap t\u0103ng c\u01b0\u1eddng \u00fd th\u1ee9c l\u00e0m vi\u1ec7c c\u1ed9ng t\u00e1c, t\u00ednh h\u1ecdc h\u1ecfi l\u1eabn nhau. GV c\u00f3 th\u1ec3 thay \u0111\u1ed5i n\u1ed9i dung v\u0103n b\u1ea3n c\u1ea7n g\u00f5, h\u00ecnh \u1ea3nh c\u1ea7n ch\u00e8n, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ea7n \u0111\u1ea1t v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi tr\u00ecnh \u0111\u1ed9 c\u1ee7a l\u1edbp h\u1ecdc. Khi g\u00f5, l\u01b0u \u00fd c\u00e1c em c\u1ed1 g\u1eafng luy\u1ec7n g\u00f5 b\u1eb1ng 10 ng\u00f3n, b\u1eadt \/ t\u1eaft m\u00e1y v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u00fang quy tr\u00ecnh, th\u1ef1c hi\u1ec7n \u0111\u00fang n\u1ed9i quy an to\u00e0n v\u1ec1 \u0111i\u1ec7n, an to\u00e0n khi tham gia v\u00e0o m\u1ea1ng,... c) C\u00e2u h\u1ecfi v\u00e0 n\u1ed9i dung ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp Cu\u1ed1i m\u1ed7i b\u00e0i \u0111\u1ec1u c\u00f3 c\u00e1c c\u00e2u h\u1ecfi v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng \u0111\u1ec3 HS \u00f4n luy\u1ec7n ki\u1ebfn th\u1ee9c \u0111\u00e3 h\u1ecdc trong b\u00e0i v\u00e0 v\u1eadn d\u1ee5ng c\u00e1c k\u0129 n\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebft th\u00f4ng qua c\u00e1c b\u00e0i t\u1eadp th\u1ef1c h\u00e0nh. V\u1edbi c\u00e1c c\u00e2u h\u1ecfi mang t\u00ednh ch\u1ea5t l\u00ed thuy\u1ebft, HS c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ecdc l\u1ea1i n\u1ed9i dung ki\u1ebfn th\u1ee9c c\u1ee7a b\u00e0i, th\u1ea3o lu\u1eadn v\u1edbi c\u00e1c b\u1ea1n \u0111\u1ec3 tr\u1ea3 l\u1eddi ngay sau b\u00e0i gi\u1ea3ng. 75","DTPGV c\u00f3 th\u1ec3 chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m \u0111\u1ec3 th\u1ea3o lu\u1eadn c\u00e1c c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c n\u00eau ra, \u0111\u1ea1i di\u1ec7n c\u1ee7a m\u1ed7i nh\u00f3m tr\u00ecnh b\u00e0y c\u00e2u tr\u1ea3 l\u1eddi tr\u01b0\u1edbc l\u1edbp. V\u1edbi n\u1ed9i dung ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp, HS ho\u00e0n th\u00e0nh ngay tr\u00ean l\u1edbp, GV c\u00f9ng HS nh\u1eadn x\u00e9t, g\u00f3p \u00fd. d) Ho\u1ea1t \u0111\u1ed9ng v\u1eadn d\u1ee5ng C\u00e1c n\u1ed9i dung n\u00e0y kh\u00f4ng b\u1eaft bu\u1ed9c v\u1edbi t\u1ea5t c\u1ea3 HS. Do v\u1eady, GV c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn \u0111\u1ec3 HS th\u1ef1c hi\u1ec7n c\u00e1c nhi\u1ec7m v\u1ee5 n\u00e0y ngo\u00e0i th\u1eddi gian h\u1ecdc tr\u00ean l\u1edbp. N\u1ebfu HS l\u00e0m \u0111\u01b0\u1ee3c ngay tr\u00ean l\u1edbp th\u00ec t\u1ed1t, ho\u1eb7c GV h\u01b0\u1edbng d\u1eabn s\u01a1 b\u1ed9 v\u00e0 HS c\u00f3 th\u1ec3 v\u1ec1 l\u00e0m th\u00eam \u1edf nh\u00e0. GV c\u1ea7n khuy\u1ebfn kh\u00edch HS ti\u1ebfp t\u1ee5c t\u00ecm hi\u1ec3u v\u00e0 m\u1edf r\u1ed9ng ki\u1ebfn th\u1ee9c b\u1eb1ng c\u00e1ch trao \u0111\u1ed5i v\u1edbi b\u1ea1n b\u00e8, b\u1ed1 m\u1eb9, th\u1ea7y c\u00f4, t\u1ef1 t\u00ecm hi\u1ec3u tr\u00ean Internet,... Tu\u1ef3 tr\u00ecnh \u0111\u1ed9 ti\u1ebfp thu c\u1ee7a HS, GV c\u00f3 th\u1ec3 y\u00eau c\u1ea7u nh\u1eefng b\u00e0i l\u00e0m th\u00eam \u0111\u1ec3 r\u00e8n luy\u1ec7n k\u0129 n\u0103ng. Ch\u1ee7 \u0111\u1ec1 E.2. T\u1ef1 ch\u1ecdn Ch\u1ecdn m\u1ed9t trong hai ch\u1ee7 \u0111\u1ec1 con d\u01b0\u1edbi \u0111\u00e2y: Ch\u1ee7 \u0111\u1ec1 con E.2.1. S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u0111a ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 cung c\u1ea5p cho HS c\u00e1c ki\u1ebfn th\u1ee9c v\u00e0 k\u0129 n\u0103ng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111a ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean. Th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh \u0111\u1ec3 quan s\u00e1t th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean, HS thu nh\u1eadn th\u00eam ki\u1ebfn th\u1ee9c m\u1edbi. a) Ph\u1ea7n m\u1ec1m Ph\u1ea7n m\u1ec1m Solar System \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u01b0a v\u00e0o gi\u1ea3ng d\u1ea1y \u0111\u1ec3 m\u00f4 ph\u1ecfng H\u1ec7 M\u1eb7t Tr\u1eddi v\u00ec nh\u1eefng thu\u1eadn l\u1ee3i sau: \u0110\u00e2y l\u00e0 ph\u1ea7n m\u1ec1m th\u1ec3 hi\u1ec7n r\u00f5 n\u00e9t vi\u1ec7c tin h\u1ecdc h\u1ed7 tr\u1ee3 h\u1ecdc t\u1eadp c\u00e1c m\u00f4n h\u1ecdc kh\u00e1c. Qua ph\u1ea7n m\u1ec1m Solar System, HS c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 Tr\u00e1i \u0110\u1ea5t, M\u1eb7t Tr\u0103ng v\u00e0 H\u1ec7 M\u1eb7t Tr\u1eddi, gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 hi\u1ec7n t\u01b0\u1ee3ng thi\u00ean nhi\u00ean nh\u01b0 ng\u00e0y \u0111\u00eam, th\u1eddi ti\u1ebft b\u1ed1n m\u00f9a, nh\u1eadt th\u1ef1c, nguy\u1ec7t th\u1ef1c,... M\u1eb7c d\u00f9 giao di\u1ec7n ph\u1ea7n m\u1ec1m b\u1eb1ng ti\u1ebfng Anh, nh\u01b0ng SGK c\u00f3 gi\u1ea3i th\u00edch c\u00e1c ch\u1ee9c n\u0103ng th\u01b0\u1eddng d\u00f9ng b\u1eb1ng ti\u1ebfng Vi\u1ec7t \u0111\u1ec3 c\u00e1c em d\u1ec5 tham kh\u1ea3o. Khi th\u1ef1c h\u00e0nh, c\u00e1c em c\u00f3 c\u01a1 h\u1ed9i n\u00e2ng cao k\u0129 n\u0103ng s\u1eed d\u1ee5ng ti\u1ebfng Anh v\u00e0 t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 c\u00e1c ch\u1ee9c n\u0103ng m\u1edbi. Trong ch\u1ee7 \u0111\u1ec1 n\u00e0y, HS s\u1ebd \u0111\u01b0\u1ee3c h\u1ecdc c\u00e1c ki\u1ebfn th\u1ee9c, k\u0129 n\u0103ng c\u01a1 b\u1ea3n, s\u1eed d\u1ee5ng nh\u1eefng ch\u1ee9c n\u0103ng \u0111\u01a1n gi\u1ea3n nh\u1ea5t c\u1ee7a ph\u1ea7n m\u1ec1m. Tuy nhi\u00ean, SGK ch\u1ec9 y\u00eau c\u1ea7u c\u00e1c em n\u1eafm c\u01a1 b\u1ea3n v\u00ec ki\u1ebfn th\u1ee9c c\u1ee7a HS l\u1edbp 3 ch\u01b0a nhi\u1ec1u. GV ch\u1ec9 gi\u1edbi thi\u1ec7u s\u01a1 l\u01b0\u1ee3c c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng, c\u00e1c em s\u1ebd t\u1ef1 t\u00ecm hi\u1ec3u th\u00eam c\u00e1c ch\u1ee9c n\u0103ng c\u00f2n l\u1ea1i khi tr\u1ef1c ti\u1ebfp thao t\u00e1c v\u1edbi ph\u1ea7n m\u1ec1m. V\u1edbi n\u1ed9i dung \u0111\u01a1n gi\u1ea3n trong SGK l\u1edbp 3, ch\u01b0a th\u1ec3 gi\u1edbi thi\u1ec7u h\u1ebft c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a ph\u1ea7n m\u1ec1m. C\u00e1c em s\u1ebd \u0111\u01b0\u1ee3c b\u1ed5 sung d\u1ea7n \u1edf c\u00e1c l\u1edbp tr\u00ean. Tuy nhi\u00ean, GV c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn, khuy\u1ebfn kh\u00edch \u0111\u1ec3 c\u00e1c em t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1. 76","DTPb) T\u1ed5 ch\u1ee9c d\u1ea1y h\u1ecdc v\u00e0 \u0111\u1ed5i m\u1edbi ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y mang t\u00ednh th\u1ef1c h\u00e0nh v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf ph\u00f2ng m\u00e1y t\u00ednh. GV c\u1ea7n \u0111\u1eb7t s\u1eb5n bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m \u1edf ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. \u0110\u1ed1i v\u1edbi ph\u1ea7n l\u00ed thuy\u1ebft, GV ch\u1ec9 gi\u1edbi thi\u1ec7u s\u01a1 l\u01b0\u1ee3c c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng, th\u1eddi gian c\u00f2n l\u1ea1i c\u1ee7a ti\u1ebft h\u1ecdc s\u1ebd cho HS chia nh\u1ecf c\u00f4ng vi\u1ec7c v\u00e0 t\u1ef1 t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 theo c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c ph\u00e2n c\u00f4ng, sau \u0111\u00f3 th\u1ea3o lu\u1eadn v\u00e0 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi trong SGK. Th\u00f4ng qua ph\u1ea7n m\u1ec1m n\u00e0y, HS c\u0169ng r\u00e8n luy\u1ec7n k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t khi di chuy\u1ec3n M\u1eb7t Tr\u0103ng xung quanh Tr\u00e1i \u0110\u1ea5t, k\u0129 n\u0103ng thao t\u00e1c v\u1edbi c\u00e1c n\u00fat l\u1ec7nh, n\u00e2ng cao k\u0129 n\u0103ng t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 ph\u1ea7n m\u1ec1m m\u1edbi b\u1edfi v\u00ec GV ch\u1ec9 gi\u1edbi thi\u1ec7u m\u1ed9t v\u00e0i ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n. \u0110\u00e2y l\u00e0 k\u0129 n\u0103ng quan tr\u1ecdng v\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 HS d\u1ec5 d\u00e0ng l\u00e0m quen v\u1edbi vi\u1ec7c ti\u1ebfp c\u1eadn m\u1ed9t ph\u1ea7n m\u1ec1m m\u1edbi. Kh\u00f4ng y\u00eau c\u1ea7u HS ph\u1ea3i nh\u1edb h\u1ebft to\u00e0n b\u1ed9 c\u00e1c ch\u1ee9c n\u0103ng; c\u00e1c em s\u1ebd d\u1ea7n kh\u00e1m ph\u00e1 th\u00f4ng qua th\u1ea3o lu\u1eadn, t\u00ecm ki\u1ebfm tr\u00ean Internet,... Qua \u0111\u00f3, HS c\u0169ng r\u00e8n luy\u1ec7n k\u0129 n\u0103ng l\u00e0m vi\u1ec7c nh\u00f3m, th\u1ea3o lu\u1eadn,... \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c k\u0129 n\u0103ng m\u1ec1m cho b\u1ea3n th\u00e2n. Th\u1ef1c h\u00e0nh theo nh\u00f3m t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 g\u00e2y h\u1ee9ng th\u00fa cho c\u00e1c em, gi\u00fap c\u00e1c em t\u0103ng c\u01b0\u1eddng \u00fd th\u1ee9c l\u00e0m vi\u1ec7c c\u1ed9ng t\u00e1c, t\u00ednh h\u1ecdc h\u1ecfi l\u1eabn nhau,... c) C\u00e2u h\u1ecfi v\u00e0 n\u1ed9i dung ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp - V\u1eadn d\u1ee5ng GV c\u00f3 th\u1ec3 chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m v\u00e0 ph\u00e2n chia c\u00f4ng vi\u1ec7c \u1edf n\u1ed9i dung luy\u1ec7n t\u1eadp v\u00e0 v\u1eadn d\u1ee5ng cho c\u00e1c nh\u00f3m. C\u00e1c nh\u00f3m t\u1ef1 th\u1ef1c hi\u1ec7n, th\u1ea3o lu\u1eadn c\u00e1c c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c n\u00eau ra, r\u1ed3i \u0111\u1ea1i di\u1ec7n c\u1ee7a m\u1ed7i nh\u00f3m tr\u00ecnh b\u00e0y c\u00e2u tr\u1ea3 l\u1eddi tr\u01b0\u1edbc l\u1edbp. GV nh\u1eadn x\u00e9t v\u00e0 c\u1ee7ng c\u1ed1. Tu\u1ef3 t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf, GV c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng th\u00eam m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi, y\u00eau c\u1ea7u n\u00e2ng cao cho c\u00e1c HS kh\u00e1 \/ gi\u1ecfi. Ch\u1ee7 \u0111\u1ec1 con E.2.2. Luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 gi\u00fap HS n\u00e2ng cao k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t th\u00f4ng qua c\u00e1c ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh. a) Ph\u1ea7n m\u1ec1m C\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m \u0111\u1ec3 gi\u00fap c\u00e1c em luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t nh\u01b0 ph\u1ea7n m\u1ec1m Mouse Trainer, ph\u1ea7n m\u1ec1m Basic Mouse Skills, tr\u00f2 ch\u01a1i Blocks, c\u00e1c tr\u00f2 ch\u01a1i tr\u00ean Internet,... GV \u0111\u01b0\u1ee3c quy\u1ec1n ch\u1ecdn c\u00e1c ph\u1ea7n m\u1ec1m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kh\u00e1c mi\u1ec5n sao ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch, y\u00eau c\u1ea7u v\u1ec1 ki\u1ebfn th\u1ee9c, k\u0129 n\u0103ng c\u1ee7a ch\u01b0\u01a1ng tr\u00ecnh. Khi t\u00ecm t\u01b0 li\u1ec7u \u0111\u1ec3 so\u1ea1n SGK, nh\u00f3m t\u00e1c gi\u1ea3 nh\u1eadn th\u1ea5y c\u00e1c ph\u1ea7n m\u1ec1m \u0111a s\u1ed1 ch\u1ec9 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c m\u1ed9t ph\u1ea7n k\u0129 n\u0103ng luy\u1ec7n t\u1eadp chu\u1ed9t. Basic Mouse Skills l\u00e0 ph\u1ea7n m\u1ec1m \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 5 k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t ph\u1ed5 bi\u1ebfn nh\u1ea5t (di chuy\u1ec3n, nh\u00e1y, nh\u00e1y n\u00fat ph\u1ea3i, nh\u00e1y \u0111\u00fap v\u00e0 k\u00e9o th\u1ea3 chu\u1ed9t). M\u1eb7c d\u00f9 giao di\u1ec7n ph\u1ea7n m\u1ec1m b\u1eb1ng ti\u1ebfng Anh, tuy nhi\u00ean, thao t\u00e1c s\u1eed d\u1ee5ng d\u1ec5 d\u00e0ng, ch\u1ec9 c\u1ea7n ghi nh\u1edb c\u00e1c ph\u00edm c\u01a1 b\u1ea3n. Khi th\u1ef1c h\u00e0nh, HS c\u00f3 c\u01a1 h\u1ed9i n\u00e2ng cao k\u0129 n\u0103ng s\u1eed d\u1ee5ng ti\u1ebfng Anh v\u00e0 t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 c\u00e1c ch\u1ee9c n\u0103ng m\u1edbi. 77","DTPM\u1ed9t k\u0129 n\u0103ng n\u00e2ng cao khi s\u1eed d\u1ee5ng chu\u1ed9t l\u00e0 s\u1eed d\u1ee5ng n\u00fat cu\u1ed9n c\u1ee7a chu\u1ed9t. HS th\u01b0\u1eddng s\u1eed d\u1ee5ng n\u00fat cu\u1ed9n khi m\u1edf m\u1ed9t t\u00e0i li\u1ec7u c\u00f3 nhi\u1ec1u trang. \u0110\u1ed1i v\u1edbi HS l\u1edbp 3, ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c tr\u00ecnh duy\u1ec7t web ho\u1eb7c m\u1edf m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 nhi\u1ec1u trang \u0111\u1ec3 minh ho\u1ea1 thao t\u00e1c n\u00e0y. GV c\u1ea7n \u0111\u1eb7t s\u1eb5n bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m \u1edf ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. b) T\u1ed5 ch\u1ee9c d\u1ea1y h\u1ecdc v\u00e0 \u0111\u1ed5i m\u1edbi ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y mang t\u00ednh th\u1ef1c h\u00e0nh v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf ph\u00f2ng m\u00e1y t\u00ednh. \u0110\u1ed1i v\u1edbi ph\u1ea7n l\u00ed thuy\u1ebft, GV ch\u1ec9 gi\u1edbi thi\u1ec7u s\u01a1 l\u01b0\u1ee3c c\u00e1c m\u1ee9c luy\u1ec7n t\u1eadp s\u1eed d\u1ee5ng chu\u1ed9t, c\u00e1c ph\u00edm \u0111i\u1ec1u khi\u1ec3n (N - b\u1eaft \u0111\u1ea7u ho\u1eb7c qua m\u1ee9c m\u1edbi, Q - tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m). GV l\u00e0m m\u1eabu m\u1ed9t v\u00e0i thao t\u00e1c, t\u1eadp trung th\u1eddi gian \u0111\u1ec3 HS luy\u1ec7n t\u1eadp. Vi\u1ec7c hi\u1ec3u l\u1ee3i \u00edch c\u1ee7a ng\u1ed3i \u0111\u00fang t\u01b0 th\u1ebf, c\u1ea7m chu\u1ed9t \u0111\u00fang \u0111\u1ed1i v\u1edbi HS m\u1edbi l\u00e0m quen v\u1edbi m\u00e1y t\u00ednh l\u00e0 r\u1ea5t quan tr\u1ecdng. T\u01b0 th\u1ebf ng\u1ed3i \u0111\u00fang v\u00e0 k\u0129 n\u0103ng \u0111\u00fang khi s\u1eed d\u1ee5ng chu\u1ed9t v\u00e0 b\u00e0n ph\u00edm s\u1ebd tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c b\u1ec7nh nh\u01b0 c\u1eadn th\u1ecb, v\u1eb9o c\u1ed9t s\u1ed1ng, t\u00ea m\u1ecfi kh\u1edbp c\u1ed5 tay, ng\u00f3n tay,... GV quan s\u00e1t \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nh\u1eefng t\u01b0 th\u1ebf ch\u01b0a \u0111\u00fang cho HS. Trong th\u1ef1c t\u1ebf, c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t s\u1ed1 HS \u0111\u00e3 c\u00f3 ki\u1ebfn th\u1ee9c, k\u0129 n\u0103ng nh\u1ea5t \u0111\u1ecbnh do \u0111\u00e3 quen v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m tr\u00f2 ch\u01a1i. GV c\u1ea7n quan s\u00e1t, t\u00ecm hi\u1ec3u \u0111\u1ec3 c\u00f3 th\u1ec3 b\u1ed1 tr\u00ed HS v\u00e0o c\u00e1c nh\u00f3m h\u1ed7 tr\u1ee3 cho c\u00e1c HS y\u1ebfu h\u01a1n. \u0110\u1ec3 t\u0103ng t\u00ednh h\u1ee9ng kh\u1edfi v\u00e0 r\u00e8n luy\u1ec7n k\u0129 n\u0103ng l\u00e0m vi\u1ec7c nh\u00f3m, GV chia nh\u00f3m th\u1ef1c h\u00e0nh, c\u00f9ng thi \u0111ua luy\u1ec7n t\u1eadp gi\u1eefa c\u00e1c nh\u00f3m. GV \u0111\u1eb7t ra kho\u1ea3ng th\u1eddi gian cho tr\u01b0\u1edbc \u0111\u1ec3 c\u00e1c nh\u00f3m thi \u0111ua xem nh\u00f3m n\u00e0o \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec3m cao nh\u1ea5t. B\u00ean c\u1ea1nh \u0111\u00f3, trong c\u00f9ng nh\u00f3m, c\u00e1c HS n\u1ed1i ti\u1ebfp nhau th\u1ef1c hi\u1ec7n luy\u1ec7n t\u1eadp qua t\u1eebng m\u1ee9c. C\u00e1c HS trong c\u00f9ng nh\u00f3m ph\u1ea3i bi\u1ebft ph\u00e2n c\u00f4ng ai s\u1ebd th\u1ef1c hi\u1ec7n m\u1ee9c n\u00e0o tr\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec3m s\u1ed1 cao nh\u1ea5t. c) C\u00e2u h\u1ecfi v\u00e0 n\u1ed9i dung ph\u1ea7n Luy\u1ec7n t\u1eadp - V\u1eadn d\u1ee5ng V\u1edbi ph\u1ea7n n\u1ed9i dung Luy\u1ec7n t\u1eadp, GV t\u1eadp trung th\u1eddi gian cho c\u00e1c nh\u00f3m th\u1ef1c h\u00e0nh. V\u1edbi ph\u1ea7n n\u1ed9i dung V\u1eadn d\u1ee5ng, GV cho c\u00e1 nh\u00e2n HS t\u1ef1 t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 v\u00e0 n\u00e2ng cao b\u1eb1ng m\u1ed9t s\u1ed1 c\u00e2u h\u1ecfi m\u1edf r\u1ed9ng gi\u00fap HS th\u00e0nh th\u1ea1o k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t. 78","DTPB\u00c0I 15 L\u00c0M QUEN V\u1edaI B\u00c0I TR\u00ccNH CHI\u1ebeU (2 ti\u1ebft) A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c bi\u1ec3u t\u01b0\u1ee3ng v\u00e0 k\u00edch ho\u1ea1t \u0111\u01b0\u1ee3c ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu PowerPoint; \u2022\t Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m PowerPoint; \u2022\t M\u1edf \u0111\u01b0\u1ee3c t\u1ec7p tr\u00ecnh chi\u1ebfu \u0111\u00e3 c\u00f3. Chuy\u1ec3n \u0111\u1ed5i \u0111\u01b0\u1ee3c gi\u1eefa hai ch\u1ebf \u0111\u1ed9 tr\u00ecnh chi\u1ebfu v\u00e0 so\u1ea1n th\u1ea3o; \u2022\t \u0110\u00f3ng \u0111\u01b0\u1ee3c c\u1eeda s\u1ed5 (tho\u00e1t kh\u1ecfi) ph\u1ea7n m\u1ec1m PowerPoint. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t M\u00e1y t\u00ednh c\u00e0i \u0111\u1eb7t s\u1eb5n ph\u1ea7n m\u1ec1m PowerPoint v\u00e0 ph\u1ea7n m\u1ec1m UniKey, c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng PowerPoint tr\u00ean m\u00e0n h\u00ecnh n\u1ec1n c\u1ee7a m\u00e1y t\u00ednh HS. \u2022\t T\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 \u0111\u1ea7y \u0111\u1ee7 ch\u1eef, h\u00ecnh \u1ea3nh minh ho\u1ea1 cho m\u1ed9t t\u00e1c ph\u1ea9m truy\u1ec7n, c\u00e2u chuy\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi HS (V\u00ed d\u1ee5: truy\u1ec7n \u201cTh\u1ecf v\u00e0 r\u00f9a\u201d, \u201cHai ch\u00fa d\u00ea con\u201d,...). \u2022\t M\u1ed9t v\u00e0i t\u1ec7p tr\u00ecnh chi\u1ebfu minh ho\u1ea1 theo c\u00e1c ch\u1ee7 \u0111\u1ec1 (gi\u1edbi thi\u1ec7u gia \u0111\u00ecnh em, t\u00ecm hi\u1ec3u v\u1ec1 B\u00e1c H\u1ed3, t\u00ecm hi\u1ec3u v\u1ec1 lo\u00e0i c\u00e1, danh lam th\u1eafng c\u1ea3nh,...) c\u00f3 nhi\u1ec1u h\u01a1n hai trang chi\u1ebfu (slide), c\u00f3 ch\u1eef v\u00e0 h\u00ecnh \u1ea3nh minh ho\u1ea1. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV k\u1ec3 m\u1ed9t c\u00e2u chuy\u1ec7n ng\u1eafn (v\u00ed d\u1ee5: truy\u1ec7n \u201cTh\u1ecf v\u00e0 r\u00f9a\u201d) c\u00f3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u00ecnh \u1ea3nh, \u00e2m thanh \u0111\u1ec3 minh ho\u1ea1. Sau \u0111\u00f3, GV h\u1ecfi c\u1ea3m ngh\u0129 c\u1ee7a HS v\u1ec1 s\u1ef1 h\u1ee9ng th\u00fa, h\u1ea5p d\u1eabn c\u1ee7a c\u00e2u chuy\u1ec7n. T\u1eeb \u0111\u00f3 GV n\u00eau v\u1ea5n \u0111\u1ec1: \u0110\u1ec3 qu\u00e1 tr\u00ecnh thuy\u1ebft tr\u00ecnh, k\u1ec3 chuy\u1ec7n \u0111\u01b0\u1ee3c l\u00f4i cu\u1ed1n, ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u1ec3 thi\u1ebft k\u1ebf n\u1ed9i dung v\u00e0 minh ho\u1ea1. M\u1ed9t trong nh\u1eefng ph\u1ea7n m\u1ec1m ph\u1ed5 bi\u1ebfn \u0111\u1ec3 th\u1ef1c hi\u1ec7n nh\u1eefng n\u1ed9i dung \u0111\u00f3 l\u00e0 MS PowerPoint. GV gi\u1edbi thi\u1ec7u s\u01a1 l\u01b0\u1ee3c ch\u1ee9c n\u0103ng c\u1ee7a ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu PowerPoint, gi\u00fap c\u00e1c em hi\u1ec3u \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu n\u00e0y trong h\u1ecdc t\u1eadp v\u00e0 trong \u0111\u1eddi s\u1ed1ng. II. KH\u00c1M PH\u00c1 79","DTP1. K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m PowerPoint GV gi\u1edbi thi\u1ec7u bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu PowerPoint. Tu\u1ef3 v\u00e0o t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf v\u00e0 tr\u00ecnh \u0111\u1ed9 c\u1ee7a HS m\u00e0 GV c\u00f3 th\u1ec3 \u0111\u1eb7t c\u00e2u h\u1ecfi \u0111\u1ec3 gi\u00fap HS ph\u00e1t huy t\u00ednh t\u00edch c\u1ef1c, th\u1ec3 hi\u1ec7n ki\u1ebfn th\u1ee9c c\u1ee7a b\u1ea3n th\u00e2n. V\u00ed d\u1ee5: Em n\u00e0o ch\u1ec9 ra \u0111\u01b0\u1ee3c bi\u1ec3u t\u01b0\u1ee3ng ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu PowerPoint? GV y\u00eau c\u1ea7u HS n\u00eau c\u00e1c c\u00e1ch k\u00edch ho\u1ea1t \u1ee9ng d\u1ee5ng t\u1eeb bi\u1ec3u t\u01b0\u1ee3ng ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. C\u00e2u h\u1ecfi n\u00e0y gi\u00fap HS \u00f4n t\u1eadp l\u1ea1i ki\u1ebfn th\u1ee9c \u0111\u00e3 h\u1ecdc, \u0111\u1ed3ng th\u1eddi gi\u00fap c\u00e1c em th\u1ec3 hi\u1ec7n s\u1ef1 hi\u1ec3u bi\u1ebft v\u1ec1 nhi\u1ec1u c\u00e1ch k\u00edch ho\u1ea1t kh\u00e1c nhau qua nhi\u1ec1u thao t\u00e1c chu\u1ed9t (nh\u00e1y \u0111\u00fap chu\u1ed9t, nh\u00e1y chu\u1ed9t v\u00e0 nh\u1ea5n Enter, nh\u00e1y chu\u1ed9t ph\u1ea3i ch\u1ecdn Open,...). GV h\u01b0\u1edbng d\u1eabn c\u00e1ch k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m PowerPoint ho\u1eb7c g\u1ecdi HS thao t\u00e1c m\u1eabu tu\u1ef3 theo t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf v\u00e0 tr\u00ecnh \u0111\u1ed9 c\u1ee7a HS, mi\u1ec5n sao gi\u00fap c\u00e1c em ch\u1ee7 \u0111\u1ed9ng v\u00e0 t\u01b0\u01a1ng t\u00e1c nhi\u1ec1u h\u01a1n trong ti\u1ebft h\u1ecdc. Sau khi ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t (H\u00ecnh 15.1, SGK trang 54), GV h\u01b0\u1edbng d\u1eabn HS nh\u00e1y chu\u1ed9t ch\u1ecdn Blank Presentation \u0111\u1ec3 m\u1edf m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu m\u1edbi (ch\u01b0a c\u00f3 n\u1ed9i dung, ch\u01b0a c\u00f3 n\u1ec1n,...). L\u00fac n\u00e0y GV c\u00f3 th\u1ec3 n\u00f3i qua v\u1ec1 c\u00e1c m\u1eabu c\u00f3 s\u1eb5n c\u1ee7a PowerPoint, HS c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1c m\u1eabu c\u00f3 s\u1eb5n trong danh s\u00e1ch hi\u1ec7n ra \u0111\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian thi\u1ebft k\u1ebf. GV y\u00eau c\u1ea7u ho\u1ea1t \u0111\u1ed9ng theo nh\u00f3m (2 \u0111\u1ebfn 4 HS), quan s\u00e1t c\u1eeda s\u1ed5 l\u00e0m vi\u1ec7c c\u1ee7a PowerPoint (H\u00ecnh 15.2, SGK trang 55), nh\u1eadn bi\u1ebft v\u00e0 g\u1ecdi t\u00ean c\u00e1c th\u00e0nh ph\u1ea7n (1), (2), (3), 4), (5), (6), sau \u0111\u00f3 g\u1ecdi nh\u00f3m tr\u00ecnh b\u00e0y k\u1ebft qu\u1ea3 v\u00e0 c\u00e1c nh\u00f3m nh\u1eadn x\u00e9t. Ho\u1ea1t \u0111\u1ed9ng n\u00e0y c\u00f3 th\u1ec3 thay b\u1eb1ng tr\u00f2 ch\u01a1i gh\u00e9p h\u00ecnh, tu\u1ef3 \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf d\u1ea1y h\u1ecdc c\u1ee7a GV. GV gi\u1edbi thi\u1ec7u c\u00e1c th\u00e0nh ph\u1ea7n k\u1ebft h\u1ee3p v\u1edbi minh ho\u1ea1 tr\u00ean ph\u1ea7n m\u1ec1m \u0111\u1ec3 HS quan s\u00e1t v\u00e0 nh\u1eadn bi\u1ebft c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n. GV l\u01b0u \u00fd c\u00e1c th\u00e0nh ph\u1ea7n 1, 2, 3 c\u00f3 c\u00f9ng t\u00ean g\u1ecdi nh\u01b0 \u0111\u00e3 h\u1ecdc v\u1edbi c\u1eeda s\u1ed5 File Explorer. GV d\u1eabn d\u1eaft: Th\u00e0nh ph\u1ea7n b\u1ea3ng ch\u1ecdn v\u00e0 c\u00e1c l\u1ec7nh trong th\u1ebb l\u1ec7nh gi\u00fap thao t\u00e1c trong ch\u01b0\u01a1ng tr\u00ecnh, c\u00e1c em s\u1ebd \u0111\u01b0\u1ee3c t\u00ecm hi\u1ec3u c\u1ee5 th\u1ec3 trong c\u00e1c b\u00e0i h\u1ecdc sau. GV \u0111\u1eb7t c\u00e2u h\u1ecfi: Theo em c\u00f3 bao nhi\u00eau trang chi\u1ebfu tr\u00ean m\u00e0n h\u00ecnh? GV l\u01b0u \u00fd cho HS bi\u1ebft trang chi\u1ebfu c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Slide. GV nh\u1ea5n m\u1ea1nh cho HS bi\u1ebft r\u1eb1ng m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 th\u1ec3 c\u00f3 nhi\u1ec1u trang chi\u1ebfu. Tu\u1ef3 v\u00e0o t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf, GV c\u00f3 th\u1ec3 gi\u1edbi thi\u1ec7u th\u00eam n\u00fat New Slide \u0111\u1ec3 th\u00eam trang chi\u1ebfu m\u1edbi. \u1ede th\u00e0nh ph\u1ea7n (6), GV c\u00f3 th\u1ec3 g\u00f5 m\u1ed9t v\u00e0i d\u00f2ng \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 HS h\u00ecnh dung ra ti\u00eau \u0111\u1ec1 v\u00e0 n\u1ed9i dung c\u1ee7a m\u1ed9t trang chi\u1ebfu. GV \u0111\u01b0a v\u00ed d\u1ee5 trang b\u00eca cho HS xem, y\u00eau c\u1ea7u HS tr\u1ea3 l\u1eddi: khung \u201cClick to add title\u201d th\u00ec \u0111\u01b0a n\u1ed9i dung g\u00ec v\u00e0o, khung \u201cClick to add subtitle\u201d th\u00ec \u0111\u01b0a n\u1ed9i dung g\u00ec v\u00e0o. T\u1eeb \u0111\u00f3, HS bi\u1ebft \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac chung c\u1ee7a m\u1ed9t trang chi\u1ebfu. 80","Click to add title \uf06f B\u00c9 K\u1ec2 CHUY\u1ec6N Click to add subtitle TH\u1ece V\u00c0 R\u00d9A 2. M\u1edf m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu \u0111\u00e3 c\u00f3DTP GV \u0111\u1eb7t v\u1ea5n \u0111\u1ec1: N\u1ebfu \u0111\u00e3 c\u00f3 s\u1eb5n t\u1ec7p tr\u00ecnh chi\u1ebfu l\u01b0u tr\u1eef trong m\u00e1y t\u00ednh, em c\u00f3 th\u1ec3 m\u1edf ra \u0111\u1ec3 ti\u1ebfp t\u1ee5c so\u1ea1n th\u1ea3o, ch\u1ec9nh s\u1eeda ho\u1eb7c tr\u00ecnh chi\u1ebfu. GV y\u00eau c\u1ea7u HS ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n ho\u1eb7c theo nh\u00f3m \u0111\u1ec3 t\u00ecm hi\u1ec3u c\u00e1c b\u01b0\u1edbc h\u01b0\u1edbng d\u1eabn m\u1edf t\u1ec7p tr\u00ecnh chi\u1ebfu \u0111\u00e3 c\u00f3 theo SGK. GV h\u01b0\u1edbng d\u1eabn thao t\u00e1c ho\u1eb7c g\u1ecdi HS thao t\u00e1c m\u1eabu. L\u01b0u \u00fd: \u1ede b\u01b0\u1edbc n\u00e0y, GV n\u00ean chu\u1ea9n b\u1ecb c\u00e1c t\u1ec7p tr\u00ecnh chi\u1ebfu l\u01b0u s\u1eb5n \u1edf th\u01b0 m\u1ee5c c\u1ed1 \u0111\u1ecbnh tr\u00ean m\u00e1y t\u00ednh \u0111\u1ec3 c\u00e1c em c\u00f3 th\u1ec3 thao t\u00e1c m\u1edf d\u1ec5 d\u00e0ng. M\u1edf r\u1ed9ng: C\u00e1c em c\u00f3 th\u1ec3 t\u00ecm \u0111\u1ebfn t\u1ec7p \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong th\u01b0 m\u1ee5c \u0111\u00e3 cho, nh\u00e1y \u0111\u00fap chu\u1ed9t v\u00e0o t\u00ean t\u1ec7p \u0111\u1ec3 m\u1edf ch\u00fang. H\u01b0\u1edbng d\u1eabn HS quan s\u00e1t t\u1ec7p \u0111\u00e3 m\u1edf v\u00e0 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi: T\u1ec7p c\u00f3 bao nhi\u00eau trang chi\u1ebfu? \u0110\u00e2u l\u00e0 trang ti\u00eau \u0111\u1ec1, \u0111\u00e2u l\u00e0 trang n\u1ed9i dung? H\u01b0\u1edbng d\u1eabn HS quan s\u00e1t ph\u00eda b\u00ean tr\u00e1i l\u00e0 danh s\u00e1ch c\u00e1c trang chi\u1ebfu thu nh\u1ecf, c\u00f2n b\u00ean ph\u1ea3i l\u00e0 trang chi\u1ebfu ph\u00f3ng to c\u1ee7a trang chi\u1ebfu thu nh\u1ecf \u0111ang \u0111\u01b0\u1ee3c ch\u1ecdn. Y\u00eau c\u1ea7u HS ch\u1ec9 ra \u0111\u00e2u l\u00e0 ti\u00eau \u0111\u1ec1, \u0111\u00e2u l\u00e0 n\u1ed9i dung c\u1ee7a trang chi\u1ebfu \u0111\u1ea7u ti\u00ean. 3. Tr\u00ecnh chi\u1ebfu GV h\u01b0\u1edbng d\u1eabn thao t\u00e1c tr\u00ecnh chi\u1ebfu, c\u00e1ch d\u00f9ng c\u00e1c ph\u00edm \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n trong qu\u00e1 tr\u00ecnh tr\u00ecnh chi\u1ebfu (F5, c\u00e1c ph\u00edm m\u0169i t\u00ean). Y\u00eau c\u1ea7u HS quan s\u00e1t v\u00e0 cho bi\u1ebft ch\u1ebf \u0111\u1ed9 so\u1ea1n th\u1ea3o v\u00e0 ch\u1ebf \u0111\u1ed9 tr\u00ecnh chi\u1ebfu kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o. GV nh\u1ea5n m\u1ea1nh cho HS bi\u1ebft r\u1eb1ng c\u00f3 th\u1ec3 k\u1ebft th\u00fac qu\u00e1 tr\u00ecnh tr\u00ecnh chi\u1ebfu b\u1ea5t c\u1ee9 l\u00fac n\u00e0o (kh\u00f4ng c\u1ea7n ph\u1ea3i tr\u00ecnh chi\u1ebfu h\u1ebft to\u00e0n b\u1ed9 b\u00e0i) b\u1eb1ng c\u00e1ch nh\u1ea5n ph\u00edm ESC. 4. Tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m PowerPoint GV y\u00eau c\u1ea7u HS nh\u1eafc l\u1ea1i thao t\u00e1c v\u00e0 th\u1ef1c hi\u1ec7n tho\u00e1t ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu b\u1eb1ng c\u00e1ch d\u00f9ng n\u00fat l\u1ec7nh \u0111\u00f3ng c\u1eeda s\u1ed5. 81","DTPL\u01b0u \u00fd: HS l\u1ef1a ch\u1ecdn \u0111\u00fang n\u00fat l\u1ec7nh Save \/ Cancel \/ Don\u2019t Save n\u1ebfu xu\u1ea5t hi\u1ec7n h\u1ed9p tho\u1ea1i \u1edf H\u00ecnh 15.5, SGK trang 57. Nh\u1ea5n m\u1ea1nh cho HS bi\u1ebft v\u00ec sao h\u1ed9p tho\u1ea1i \u0111\u00f3 xu\u1ea5t hi\u1ec7n (N\u1ebfu ch\u00fang ta c\u00f3 thao t\u00e1c thay \u0111\u1ed5i n\u1ed9i dung c\u1ee7a t\u1ec7p th\u00ec m\u1edbi xu\u1ea5t hi\u1ec7n h\u1ed9p tho\u1ea1i \u0111\u00f3). III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG Ph\u1ea7n Luy\u1ec7n t\u1eadp HS s\u1ebd th\u1ef1c hi\u1ec7n \u1edf ph\u00f2ng m\u00e1y. Tu\u1ef3 v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf d\u1ea1y v\u00e0 h\u1ecdc \u1edf c\u00e1c tr\u01b0\u1eddng, GV ph\u00e2n chia s\u1ed1 l\u01b0\u1ee3ng HS th\u1ef1c h\u00e0nh tr\u00ean m\u1ed9t m\u00e1y t\u00ednh. GV nh\u1eafc nh\u1edf HS ch\u00fa \u00fd s\u1eed d\u1ee5ng 10 ng\u00f3n tay khi g\u00f5 n\u1ed9i dung cho trang chi\u1ebfu. \u2022\t K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m. \u2022\t M\u1edf t\u1ec7p tr\u00ecnh chi\u1ebfu: Khi m\u1edf t\u1ec7p tr\u00ecnh chi\u1ebfu, GV nh\u1eafc nh\u1edf HS c\u1ea7n ch\u1ecdn \u0111\u00fang th\u01b0 m\u1ee5c c\u00f3 l\u01b0u t\u1ec7p tr\u00ecnh chi\u1ebfu. \u2022\t Ch\u1ec9 ra c\u00e1c th\u00e0nh ph\u1ea7n: GV c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf tr\u00f2 ch\u01a1i ho\u1eb7c b\u1ea3ng ph\u1ee5,... y\u00eau c\u1ea7u HS n\u00eau v\u00e0 ch\u1ec9 ra c\u00e1c th\u00e0nh ph\u1ea7n trong ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu. \u2022\t Tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m v\u00e0 kh\u00f4ng l\u01b0u l\u1ea1i c\u00e1c thay \u0111\u1ed5i: m\u1eb7c d\u00f9 SGK y\u00eau c\u1ea7u HS kh\u00f4ng l\u01b0u l\u1ea1i c\u00e1c thay \u0111\u1ed5i, tuy nhi\u00ean, c\u00f3 th\u1ec3 m\u1ed9t s\u1ed1 HS v\u1eabn l\u01b0u nh\u1ea7m. Do \u0111\u00f3, GV c\u1ea7n chu\u1ea9n b\u1ecb c\u00e1c b\u1ea3n sao c\u1ee7a t\u1ec7p cho c\u00e1c l\u1ea7n l\u00e0m vi\u1ec7c sau. G\u1ee3i \u00fd thao t\u00e1c: Ch\u1ecdn Don\u2019t Save \u1edf h\u1ed9p tho\u1ea1i t\u01b0\u01a1ng t\u1ef1 H\u00ecnh 15.5, SGK trang 57. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng GV y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n ph\u1ea7n V\u1eadn d\u1ee5ng 2 theo h\u01b0\u1edbng d\u1eabn c\u00e1c b\u01b0\u1edbc \u1edf SGK. GV \u0111\u1eb7t c\u00e2u h\u1ecfi v\u1ec1 ch\u1ee9c n\u0103ng c\u1ee7a l\u1ec7nh New Slide (Th\u00eam m\u1ed9t trang chi\u1ebfu m\u1edbi). Trong qu\u00e1 tr\u00ecnh t\u1ef1 th\u1ef1c hi\u1ec7n l\u1ec7nh New Slide, n\u1ebfu HS l\u00fang t\u00fang, GV nh\u1eafc nh\u1edf HS c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhanh thao t\u00e1c n\u00e0y b\u1eb1ng c\u00e1ch nh\u00e1y chu\u1ed9t v\u00e0o ph\u00eda tr\u00ean ch\u1eef New Slide (ph\u1ea7n t\u00f4 \u0111\u1ecf), l\u00e0m v\u1eady s\u1ebd th\u00eam nhanh m\u1ed9t trang chi\u1ebfu m\u1edbi. M\u1edf r\u1ed9ng: N\u1ebfu em nh\u1ea5n New Slide th\u00ec m\u1ed9t trang chi\u1ebfu m\u1edbi s\u1ebd \u0111\u01b0\u1ee3c th\u00eam v\u00e0o v\u1ecb tr\u00ed n\u00e0o? N\u1ebfu mu\u1ed1n th\u00eam m\u1ed9t trang chi\u1ebfu t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed b\u1ea5t k\u00ec (v\u00ed d\u1ee5 th\u00eam m\u1ed9t trang chi\u1ebfu v\u00e0o gi\u1eefa trang chi\u1ebfu s\u1ed1 2 v\u00e0 s\u1ed1 3), em th\u1ef1c hi\u1ec7n nh\u01b0 th\u1ebf n\u00e0o? Sau \u0111\u00f3, GV nh\u1ea5n m\u1ea1nh l\u1ea1i cho HS: Mu\u1ed1n th\u00eam trang chi\u1ebfu sau trang chi\u1ebfu n\u00e0o \u0111\u00f3 th\u00ec c\u1ea7n ch\u1ecdn trang chi\u1ebfu \u0111\u00f3 v\u00e0 nh\u1ea5n n\u00fat New Slide. GV \u0111\u1eb7t c\u00e2u h\u1ecfi li\u00ean h\u1ec7 th\u1ef1c t\u1ebf: Em h\u00e3y k\u1ec3 t\u00ean m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ed1 m\u1eb9, th\u1ea7y c\u00f4 ho\u1eb7c em \u0111\u00e3 quan s\u00e1t \u0111\u01b0\u1ee3c c\u00f3 s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m PowerPoint \u0111\u1ec3 th\u1ef1c hi\u1ec7n? (G\u1ee3i \u00fd: Thuy\u1ebft tr\u00ecnh, k\u1ec3 chuy\u1ec7n, l\u00e0m video, l\u00e0m album \u1ea3nh, b\u00e0i gi\u1ea3ng,...) 82","B\u00c0I 16 SO\u1ea0N TH\u1ea2O TRANG CHI\u1ebeU (2 ti\u1ebft) A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t T\u1ea1o \u0111\u01b0\u1ee3c t\u1ec7p tr\u00ecnh chi\u1ebfu, g\u00f5 \u0111\u01b0\u1ee3c m\u1ed9t v\u00e0i d\u00f2ng v\u0103n b\u1ea3n \u0111\u01a1n gi\u1ea3n kh\u00f4ng d\u1ea5u; \u2022\t \u0110\u01b0a \u0111\u01b0\u1ee3c \u1ea3nh v\u00e0o trang chi\u1ebfu; \u2022\t L\u01b0u v\u00e0 \u0111\u1eb7t \u0111\u01b0\u1ee3c t\u00ean cho t\u1ec7p tr\u00ecnh chi\u1ebfu. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t M\u00e1y t\u00ednh c\u00e0i \u0111\u1eb7t s\u1eb5n ph\u1ea7n m\u1ec1m PowerPoint v\u00e0 ph\u1ea7n m\u1ec1m Unikey, c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng PowerPoint tr\u00ean m\u00e0n h\u00ecnh n\u1ec1n \u1edf t\u1eebng m\u00e1y c\u1ee7a HS. DTP \u2022\t C\u00e1c l\u1ec7nh t\u1eaft \u0111\u01b0\u1ee3c \u0111\u01b0a s\u1eb5n \u1edf giao di\u1ec7n ch\u00ednh c\u1ee7a ph\u1ea7n m\u1ec1m \u0111\u1ec3 thu\u1eadn l\u1ee3i trong qu\u00e1 tr\u00ecnh gi\u1ea3ng d\u1ea1y. \u2022\t T\u1ec7p tr\u00ecnh chi\u1ebfu c\u00f3 n\u1ed9i dung v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh minh ho\u1ea1 theo ch\u1ee7 \u0111\u1ec1 (nh\u01b0 tranh \u1ea3nh \u0111\u1ed9ng v\u1eadt, hoa l\u00e1, th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean, bi\u1ec3n b\u00e1o, \u0111\u00e8n giao th\u00f4ng, danh lam th\u1eafng c\u1ea3nh,...). \u2022\t GV s\u01b0u t\u1ea7m m\u1ed9t s\u1ed1 tranh, \u1ea3nh s\u1eed d\u1ee5ng trong b\u00e0i h\u1ecdc (theo c\u00e1c ch\u1ee7 \u0111\u1ec1 g\u1ee3i \u00fd \u1edf tr\u00ean) v\u00e0 l\u01b0u v\u00e0o th\u01b0 m\u1ee5c tr\u00ean m\u00e1y t\u00ednh. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV gi\u1edbi thi\u1ec7u m\u1ed9t t\u1ec7p tr\u00ecnh chi\u1ebfu theo ch\u1ee7 \u0111\u1ec1 c\u00f3 nhi\u1ec1u trang chi\u1ebfu v\u1edbi n\u1ed9i dung bao g\u1ed3m c\u1ea3 ph\u1ea7n v\u0103n b\u1ea3n v\u00e0 h\u00ecnh \u1ea3nh \u0111\u1ec3 g\u00e2y h\u1ee9ng th\u00fa cho HS. \u0110\u1eb7t c\u00e1c c\u00e2u h\u1ecfi g\u1ee3i m\u1edf: T\u1ec7p tr\u00ecnh chi\u1ebfu n\u00e0y g\u1ed3m bao nhi\u00eau trang? M\u1ed7i trang g\u1ed3m c\u00f3 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng n\u00e0o (h\u00ecnh \u1ea3nh, ch\u1eef,...)? T\u1eeb \u0111\u00f3, GV gi\u1edbi thi\u1ec7u n\u1ed9i dung b\u00e0i h\u1ecdc: Sau \u0111\u00e2y c\u00e1c em s\u1ebd t\u00ecm hi\u1ec3u c\u00e1ch \u0111\u1ec3 so\u1ea1n th\u1ea3o v\u0103n b\u1ea3n v\u00e0 ch\u00e8n th\u00eam h\u00ecnh \u1ea3nh v\u00e0o trang chi\u1ebfu. II. KH\u00c1M PH\u00c1 1. L\u01b0u t\u1ec7p tr\u00ecnh chi\u1ebfu v\u00e0o m\u00e1y t\u00ednh GV \u0111\u1eb7t ra v\u1ea5n \u0111\u1ec1: V\u00ec sao c\u1ea7n l\u01b0u t\u1ec7p tr\u00ecnh chi\u1ebfu? GV l\u01b0u \u00fd: M\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng c\u00f3 suy ngh\u0129 v\u00e0 th\u00f3i quen l\u00e0 sau khi ho\u00e0n ch\u1ec9nh n\u1ed9i dung m\u1edbi th\u1ef1c hi\u1ec7n l\u01b0u t\u1ec7p. Tuy nhi\u00ean, n\u1ebfu trong qu\u00e1 tr\u00ecnh so\u1ea1n th\u1ea3o m\u00e0 c\u00f3 s\u1ef1 c\u1ed1 v\u1ec1 m\u00e1y t\u00ednh ho\u1eb7c l\u1ed7i th\u00ec th\u00f4ng tin c\u00f3 th\u1ec3 b\u1ecb m\u1ea5t, do v\u1eady c\u1ea7n t\u1ea1o th\u00f3i quen th\u1ef1c hi\u1ec7n thao t\u00e1c l\u01b0u th\u01b0\u1eddng xuy\u00ean trong qu\u00e1 tr\u00ecnh so\u1ea1n th\u1ea3o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 an to\u00e0n. 83","DTPGV y\u00eau c\u1ea7u HS k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu. GV gi\u1edbi thi\u1ec7u bi\u1ec3u t\u01b0\u1ee3ng Save ho\u1eb7c y\u00eau c\u1ea7u HS ch\u1ec9 ra bi\u1ec3u t\u01b0\u1ee3ng Save c\u00f3 s\u1eb5n tr\u00ean thanh c\u00f4ng c\u1ee5. GV y\u00eau c\u1ea7u HS (ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng nh\u00f3m tu\u1ef3 theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a l\u1edbp h\u1ecdc) t\u00ecm hi\u1ec3u c\u00e1c b\u01b0\u1edbc l\u01b0u t\u1ec7p tr\u00ecnh chi\u1ebfu theo h\u01b0\u1edbng d\u1eabn \u1edf SGK. GV gi\u1edbi thi\u1ec7u c\u00e1c b\u01b0\u1edbc k\u1ebft h\u1ee3p v\u1edbi thao t\u00e1c m\u1eabu ho\u1eb7c y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n v\u00e0 tr\u00ecnh b\u00e0y l\u1ea1i. L\u01b0u \u00fd: \u2022\t Khi \u0111\u1eb7t t\u00ean t\u1ec7p, kh\u00f4ng c\u1ea7n ph\u1ea3i g\u00f5 ph\u1ea7n m\u1edf r\u1ed9ng (.ppt \/ .pptx,...). N\u00ean \u0111\u1eb7t t\u00ean ng\u1eafn g\u1ecdn, d\u1ec5 nh\u1edb v\u00e0 li\u00ean quan \u0111\u1ebfn n\u1ed9i dung c\u1ee7a t\u1ec7p. C\u1ea7n ghi nh\u1edb v\u1ecb tr\u00ed l\u01b0u c\u1ee7a t\u1ec7p \u0111\u1ec3 vi\u1ec7c t\u00ecm ki\u1ebfm v\u00e0 m\u1edf t\u1ec7p nhanh ch\u00f3ng h\u01a1n. \u2022\t Sau khi th\u1ef1c hi\u1ec7n thao t\u00e1c tr\u00ean, \u0111\u1ec3 l\u01b0u d\u1eef li\u1ec7u trong su\u1ed1t qu\u00e1 tr\u00ecnh so\u1ea1n th\u1ea3o, em ch\u1ec9 c\u1ea7n nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng \u0111\u1ec3 l\u01b0u. 2. Nh\u1eadp n\u1ed9i dung v\u00e0o trang chi\u1ebfu GV y\u00eau c\u1ea7u HS ch\u1ec9 ra khung nh\u1eadp v\u0103n b\u1ea3n \u1edf trang chi\u1ebfu. GV c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c cho HS (ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n ho\u1eb7c nh\u00f3m tu\u1ef3 v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf d\u1ea1y h\u1ecdc) \u0111\u1ecdc h\u01b0\u1edbng d\u1eabn v\u00e0 th\u1ef1c hi\u1ec7n nh\u1eadp c\u00e1c n\u1ed9i dung v\u00e0o trang chi\u1ebfu theo c\u00e1c n\u1ed9i dung g\u1ee3i \u00fd \u1edf SGK. Nh\u1eafc HS d\u00f9ng ph\u00edm Caps Lock \u0111\u1ec3 b\u1eadt \/ t\u1eaft ch\u1ebf \u0111\u1ed9 g\u00f5 ch\u1eef hoa. GV y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n l\u01b0u t\u1ec7p tr\u00ecnh chi\u1ebfu. 3. Ch\u00e8n \u1ea3nh v\u00e0o trang chi\u1ebfu GV n\u00ean t\u1ed5 ch\u1ee9c cho HS t\u1ef1 kh\u00e1m ph\u00e1 ho\u1eb7c GV s\u1ebd gi\u1edbi thi\u1ec7u (tu\u1ef3 theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a l\u1edbp h\u1ecdc) c\u00e1c b\u01b0\u1edbc ch\u00e8n \u1ea3nh v\u00e0o trang chi\u1ebfu theo c\u00e1c b\u01b0\u1edbc g\u1ee3i \u00fd \u1edf SGK (H\u00ecnh 16.5, SGK trang 59). L\u01b0u \u00fd: GV c\u1ea7n chu\u1ea9n b\u1ecb c\u00e1c h\u00ecnh \u1ea3nh minh ho\u1ea1 cho b\u00e0i h\u1ecdc v\u00e0 l\u01b0u \u1edf th\u01b0 m\u1ee5c cho tr\u01b0\u1edbc. Y\u00eau c\u1ea7u HS quan s\u00e1t v\u00e0 nh\u1eadn x\u00e9t v\u1ec1 k\u00edch th\u01b0\u1edbc, v\u1ecb tr\u00ed \u1ea3nh sau khi ch\u00e8n v\u00e0o trang chi\u1ebfu. (K\u00edch th\u01b0\u1edbc \u1ea3nh l\u1edbn \/ b\u00e9; \u1ea3nh ch\u1ed3ng l\u1ea5p l\u00ean ch\u1eef; c\u1ea7n di chuy\u1ec3n \u1ea3nh,... (H\u00ecnh 16.7). T\u1eeb \u0111\u00f3 \u0111\u1eb7t v\u1ea5n \u0111\u1ec1: c\u1ea7n thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh v\u00e0 di chuy\u1ec3n \u1ea3nh \u0111\u1ebfn v\u1ecb tr\u00ed sao cho ph\u00f9 h\u1ee3p, c\u00e2n \u0111\u1ed1i trong trang chi\u1ebfu). 4. Thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh GV h\u01b0\u1edbng d\u1eabn HS c\u00e1ch thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh. Y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n thao t\u00e1c ph\u00f3ng to ho\u1eb7c thu nh\u1ecf h\u00ecnh \u1ea3nh cho tr\u01b0\u1edbc. 5. Thay \u0111\u1ed5i v\u1ecb tr\u00ed \u1ea3nh GV h\u01b0\u1edbng d\u1eabn HS c\u00e1ch thay \u0111\u1ed5i v\u1ecb tr\u00ed \u1ea3nh. 84","L\u01b0u \u00fd: \u2022\tN\u00ean thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh v\u00e0 l\u1ef1a ch\u1ecdn v\u1ecb tr\u00ed \u0111\u1eb7t \u1ea3nh sao cho ph\u00f9 h\u1ee3p v\u00e0 c\u00e2n \u0111\u1ed1i trong trang chi\u1ebfu. \u2022\tThao t\u00e1c thay \u0111\u1ed5i v\u1ecb tr\u00ed, k\u00edch th\u01b0\u1edbc c\u1ee7a khung nh\u1eadp v\u0103n b\u1ea3n th\u1ef1c hi\u1ec7n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1edbi h\u00ecnh \u1ea3nh. III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG GV chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m t\u1eeb 2 \u0111\u1ebfn 4 HS \u0111\u1ec3 th\u1ea3o lu\u1eadn c\u00e1c b\u00e0i t\u1eadp 1, 2 \u1edf ph\u1ea7n Luy\u1ec7n t\u1eadp trong SGK. Nh\u00f3m n\u00e0o tr\u1ea3 l\u1eddi \u0111\u00fang v\u00e0 nhanh nh\u1ea5t s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c \u0111i\u1ec3m t\u1ed1t. G\u1ee3i \u00fd c\u00e2u tr\u1ea3 l\u1eddi: 1. a c b e d.\t\t 2. b a d c e. M\u1edf r\u1ed9ng: Y\u00eau c\u1ea7u HS kh\u00e1m ph\u00e1 v\u00e0 \u0111\u01b0a ra nh\u1eadn x\u00e9t khi thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh t\u1ea1i c\u00e1c n\u00fat tr\u00f2n \u1edf nhi\u1ec1u v\u1ecb tr\u00ed kh\u00e1c nhau. L\u01b0u \u00fd HS n\u00ean l\u1ef1a ch\u1ecdn c\u00e1ch thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u th\u1ef1c t\u1ebf (Ph\u00f3ng to ho\u1eb7c thu nh\u1ecf \u1edf b\u1ed1n g\u00f3c th\u00ec s\u1ebd gi\u1eef nguy\u00ean t\u1ec9 l\u1ec7 chi\u1ec1u d\u00e0i \/ chi\u1ec1u r\u1ed9ng c\u1ee7a \u1ea3nh). DTP B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng GV y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n c\u00e1c b\u00e0i t\u1eadp trong SGK theo nh\u00f3m ho\u1eb7c c\u00e1 nh\u00e2n. M\u1edf r\u1ed9ng cho HS kh\u00e1 \/ gi\u1ecfi: V\u1edbi tr\u01b0\u1eddng h\u1ee3p b\u00e0i V\u1eadn d\u1ee5ng 2, n\u00ean thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc khung nh\u1eadp v\u0103n b\u1ea3n b\u1eb1ng c\u00e1ch k\u00e9o th\u1ea3 chu\u1ed9t \u1edf c\u00e1c v\u1ecb tr\u00ed n\u00fat tr\u00f2n n\u00e0o \u0111\u1ec3 thao t\u00e1c \u0111\u01b0\u1ee3c nhanh ch\u00f3ng? V\u00ec sao? G\u1ee3i \u00fd: GV c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng cho HS th\u00eam ph\u1ea7n th\u1ef1c h\u00e0nh tu\u1ef3 v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf d\u1ea1y h\u1ecdc. Y\u00eau c\u1ea7u HS th\u00eam m\u1ed9t trang chi\u1ebfu m\u1edbi v\u00e0 g\u00f5 v\u00e0o n\u1ed9i dung theo y\u00eau c\u1ea7u, sau \u0111\u00f3 tr\u00ecnh chi\u1ebfu t\u1ec7p v\u00e0 quan s\u00e1t s\u1ef1 thay \u0111\u1ed5i tr\u00ean m\u00e0n h\u00ecnh khi s\u1eed d\u1ee5ng c\u00e1c ph\u00edm \u0111i\u1ec1u khi\u1ec3n m\u0169i t\u00ean \u0111\u1ec3 chuy\u1ec3n sang trang chi\u1ebfu ti\u1ebfp theo ho\u1eb7c \u0111\u1ec3 quay v\u1ec1 trang chi\u1ebfu tr\u01b0\u1edbc \u0111\u00f3. Li\u00ean h\u1ec7 th\u1ef1c t\u1ebf: \u2022\t Ch\u00e8n h\u00ecnh \u1ea3nh v\u00e0o b\u00e0i tr\u00ecnh chi\u1ebfu c\u00f3 t\u00e1c d\u1ee5ng g\u00ec? (Gi\u00fap n\u1ed9i dung b\u00e0i tr\u00ecnh chi\u1ebfu sinh \u0111\u1ed9ng, l\u00f4i cu\u1ed1n, d\u1ec5 hi\u1ec3u,...) \u2022\t C\u1ea7n l\u1ef1a ch\u1ecdn nh\u1eefng h\u00ecnh \u1ea3nh nh\u01b0 th\u1ebf n\u00e0o v\u1edbi b\u00e0i tr\u00ecnh chi\u1ebfu? (Ph\u00f9 h\u1ee3p v\u1edbi n\u1ed9i dung b\u00e0i tr\u00ecnh chi\u1ebfu; nh\u1eefng h\u00ecnh \u1ea3nh kh\u00f4ng ph\u00f9 h\u1ee3p s\u1ebd d\u1ec5 g\u00e2y hi\u1ec3u l\u1ea7m, kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c n\u1ed9i dung,...) \u2022\t GV l\u01b0u \u00fd: Tr\u01b0\u1edbc khi tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m, th\u00f4ng th\u01b0\u1eddng, ch\u00fang ta n\u00ean l\u01b0u l\u1ea1i c\u00e1c thay \u0111\u1ed5i. 85","DTPB\u00c0I 17 T\u00ccM HI\u1ec2U TH\u1ebe GI\u1edaI T\u1ef0 NHI\u00caN QUA PH\u1ea6N M\u1ec0M SOLAR SYSTEM A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Nh\u1eadn th\u1ea5y nh\u1edd s\u1eed d\u1ee5ng m\u00e1y t\u00ednh m\u00e0 con ng\u01b0\u1eddi quan s\u00e1t \u0111\u01b0\u1ee3c v\u00e0 bi\u1ebft th\u00eam v\u1ec1 th\u1ebf gi\u1edbi t\u1ef1 nhi\u00ean m\u1ed9t c\u00e1ch sinh \u0111\u1ed9ng v\u00e0 tr\u1ef1c quan; \u2022\t K\u1ec3 l\u1ea1i \u0111\u01b0\u1ee3c nh\u1eefng g\u00ec quan s\u00e1t v\u00e0 c\u00f3 th\u00eam hi\u1ec3u bi\u1ebft m\u1edbi. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t M\u00e1y t\u00ednh c\u00e0i \u0111\u1eb7t s\u1eb5n ph\u1ea7n m\u1ec1m Solar System c\u1ee7a Arloon, c\u00f3 th\u1ec3 download t\u1eeb \u0111\u1ecba ch\u1ec9 http:\/\/www.mediafire.com\/file\/r26fl9e76h0ldvz\/Solar_System. rar\/file; \u0111\u1eb7t bi\u1ec3u t\u01b0\u1ee3ng ph\u1ea7n m\u1ec1m ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. \u2022\t H\u00ecnh \u1ea3nh ho\u1eb7c video minh ho\u1ea1 hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c, nguy\u1ec7t th\u1ef1c trong th\u1ef1c t\u1ebf \u0111\u1ec3 m\u1edf \u0111\u1ea7u b\u00e0i h\u1ecdc (b\u1eb1ng \u1ea3nh m\u00e0u in ra gi\u1ea5y ph\u00f3ng to ho\u1eb7c \u1ea3nh l\u01b0u s\u1eb5n trong m\u00e1y t\u00ednh): C\u00e1c h\u00ecnh \u1ea3nh v\u1ec1 M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng, Tr\u00e1i \u0110\u1ea5t,... \u0111\u1ec3 minh ho\u1ea1 (n\u1ebfu c\u1ea7n) cho n\u1ed9i dung b\u00e0i h\u1ecdc. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC Ph\u1ea7n m\u1ec1m Solar System c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng. SGK ch\u1ec9 y\u00eau c\u1ea7u HS n\u1eafm c\u01a1 b\u1ea3n v\u00ec ki\u1ebfn th\u1ee9c c\u1ee7a HS l\u1edbp 3 ch\u01b0a nhi\u1ec1u. Ph\u00e2n ph\u1ed1i ti\u1ebft d\u1ea1y c\u1ee7a b\u00e0i n\u00e0y ch\u1ec9 c\u00f3 1 ti\u1ebft. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh d\u1ea1y h\u1ecdc \u0111\u01b0\u1ee3c di\u1ec5n ra \u1edf ph\u00f2ng th\u1ef1c h\u00e0nh. GV ch\u1ec9 gi\u1edbi thi\u1ec7u s\u01a1 l\u01b0\u1ee3c c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng; th\u1eddi gian c\u00f2n l\u1ea1i c\u1ee7a ti\u1ebft h\u1ecdc s\u1ebd cho HS chia nh\u1ecf c\u00f4ng vi\u1ec7c v\u00e0 t\u1ef1 t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 theo nh\u00f3m ph\u00e2n c\u00f4ng (V\u00ed d\u1ee5 chia l\u1edbp th\u00e0nh 3 nh\u00f3m, m\u1ed7i nh\u00f3m t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 m\u1ed9t trong ba ph\u1ea7n: quan s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng tr\u0103ng tr\u00f2n, tr\u0103ng khuy\u1ebft; quan s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c, nguy\u1ec7t th\u1ef1c; quan s\u00e1t c\u00e1c h\u00e0nh tinh trong H\u1ec7 M\u1eb7t Tr\u1eddi). Sau \u0111\u00f3 GV s\u1ebd c\u00f9ng HS th\u1ea3o lu\u1eadn v\u00e0 gi\u1ea3i \u0111\u00e1p th\u1eafc m\u1eafc. M\u1ed9t trong c\u00e1c m\u1ee5c \u0111\u00edch b\u1ed5 sung c\u1ee7a b\u00e0i h\u1ecdc n\u00e0y l\u00e0 r\u00e8n luy\u1ec7n k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t th\u00f4ng qua vi\u1ec7c t\u00ecm t\u00f2i, kh\u00e1m ph\u00e1 ph\u1ea7n m\u1ec1m m\u1edbi. \u0110\u00e2y l\u00e0 k\u0129 n\u0103ng quan tr\u1ecdng v\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 HS d\u1ec5 d\u00e0ng l\u00e0m quen v\u1edbi vi\u1ec7c ti\u1ebfp c\u1eadn m\u1ed9t ph\u1ea7n m\u1ec1m m\u1edbi. HS r\u00e8n luy\u1ec7n k\u0129 n\u0103ng ph\u00e1n \u0111o\u00e1n, th\u1eed nghi\u1ec7m, quan s\u00e1t v\u00e0 ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 \u0111\u1ec3 t\u1ef1 t\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c n\u00fat l\u1ec7nh, \u0111\u1ed3ng th\u1eddi l\u00e0m quen v\u1edbi c\u00e1c thu\u1eadt ng\u1eef ti\u1ebfng Anh. \u0110\u00e2y l\u00e0 m\u1ed9t th\u00f3i quen c\u1ea7n thi\u1ebft v\u00e0 l\u00e0 \u0111\u1eb7c th\u00f9 c\u1ee7a tin h\u1ecdc. \u1ede b\u00e0i h\u1ecdc n\u00e0y, HS kh\u00f4ng c\u1ea7n ph\u1ea3i nh\u1edb h\u1ebft to\u00e0n b\u1ed9 c\u00e1c ch\u1ee9c n\u0103ng, ch\u01b0a c\u1ea7n 86","s\u1eed d\u1ee5ng th\u00e0nh th\u1ea1o c\u00e1c n\u00fat l\u1ec7nh m\u00e0 ch\u1ec9 c\u1ea7n c\u1ea3m th\u1ea5y th\u00edch th\u00fa khi t\u00ecm hi\u1ec3u c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 c\u00f3 th\u1ec3 k\u1ec3 l\u1ea1i nh\u1eefng ki\u1ebfn th\u1ee9c m\u1edbi thu \u0111\u01b0\u1ee3c sau khi th\u1ef1c h\u00e0nh v\u1edbi ph\u1ea7n m\u1ec1m. Th\u00f4ng qua \u0111\u00f3, HS r\u00e8n luy\u1ec7n k\u0129 n\u0103ng l\u00e0m vi\u1ec7c nh\u00f3m, th\u1ea3o lu\u1eadn,... \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c k\u0129 n\u0103ng m\u1ec1m. I. M\u1ede \u0110\u1ea6U GV gi\u1edbi thi\u1ec7u m\u1ed9t \u0111o\u1ea1n video quay l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean x\u1ea3y ra nh\u01b0 nh\u1eadt th\u1ef1c, nguy\u1ec7t th\u1ef1c,... \u0111\u1ec3 t\u1ea1o h\u1ee9ng th\u00fa. GV \u0111\u1eb7t c\u00e1c c\u00e2u h\u1ecfi g\u1ee3i m\u1edf: V\u00ec sao c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y v\u00e0 \u0111\u00eam, c\u00e1c m\u00f9a tr\u00ean Tr\u00e1i \u0110\u1ea5t? T\u1eeb \u0111\u00f3 GV d\u1eabn d\u1eaft HS v\u00e0o b\u00e0i h\u1ecdc: C\u00e1c ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh gi\u00fap em v\u1eeba kh\u00e1m ph\u00e1 c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 nhi\u00ean v\u1eeba n\u00e2ng cao k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t. II. KH\u00c1M PH\u00c1 1. Gi\u1edbi thi\u1ec7u ph\u1ea7n m\u1ec1m Solar System GV h\u01b0\u1edbng d\u1eabn HS (ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n \/ nh\u00f3m) t\u00ecm hi\u1ec3u n\u1ed9i dung SGK \u0111\u1ec3 bi\u1ebft \u00fd ngh\u0129a c\u1ee7a ph\u1ea7n m\u1ec1m Solar System. GV gi\u1edbi thi\u1ec7u bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. Y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n thao t\u00e1c k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m. GV t\u1ed5 ch\u1ee9c v\u00e0 h\u01b0\u1edbng d\u1eabn HS \u0111\u1ecdc s\u00e1ch SGK \u0111\u1ec3 nh\u1eadn bi\u1ebft c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng v\u00e0 ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a ph\u1ea7n m\u1ec1m. 2. C\u00e1c ho\u1ea1t \u0111\u1ed9ng quan s\u00e1t M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t, M\u1eb7t Tr\u0103ng GV gi\u1edbi thi\u1ec7u v\u00e0 h\u01b0\u1edbng d\u1eabn minh ho\u1ea1 c\u00e1c b\u01b0\u1edbc quan s\u00e1t M\u1eb7t Tr\u1eddi k\u1ebft h\u1ee3p v\u1edbi SGK \u0111\u1ec3 HS c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft \u00fd ngh\u0129a c\u1ee7a c\u00e1c n\u00fat l\u1ec7nh trong c\u1eeda s\u1ed5 (SGK c\u00f3 phi\u00ean d\u1ecbch ch\u1ee9c n\u0103ng c\u00e1c n\u00fat l\u1ec7nh sang ti\u1ebfng Vi\u1ec7t n\u00ean HS d\u1ec5 hi\u1ec3u). Mu\u1ed1n quay v\u1ec1 giao di\u1ec7n tr\u01b0\u1edbc \u0111\u00f3 th\u00ec nh\u00e1y n\u00fat . GV t\u1ed5 ch\u1ee9c cho HS kh\u00e1m ph\u00e1 c\u00e1c ho\u1ea1t \u0111\u1ed9ng quan s\u00e1t \u1edf Tr\u00e1i \u0110\u1ea5t, M\u1eb7t Tr\u0103ng,... th\u00f4ng qua ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp. DTP III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG 1. GV chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m t\u1eeb 2 \u0111\u1ebfn 4 HS, y\u00eau c\u1ea7u HS k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m Solar System v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c y\u00eau c\u1ea7u theo t\u1eebng nh\u00f3m: \u2022\t Nh\u00f3m 1: Nh\u00e1y chu\u1ed9t v\u00e0o n\u00fat l\u1ec7nh \u1edf giao di\u1ec7n ch\u00ednh v\u00e0 ch\u1ecdn ti\u1ebfp \u0111\u1ec3 quan s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng tr\u0103ng tr\u00f2n, tr\u0103ng khuy\u1ebft. D\u00f9ng chu\u1ed9t di chuy\u1ec3n M\u1eb7t Tr\u0103ng xung quanh Tr\u00e1i \u0110\u1ea5t v\u00e0 quan s\u00e1t c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng xu\u1ea5t hi\u1ec7n t\u01b0\u01a1ng \u1ee9ng. \u2022\t Nh\u00f3m 2: Nh\u00e1y chu\u1ed9t v\u00e0o n\u00fat l\u1ec7nh \u1edf giao di\u1ec7n ch\u00ednh v\u00e0 ch\u1ecdn ti\u1ebfp \u0111\u1ec3 kh\u00e1m ph\u00e1 hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c, nguy\u1ec7t th\u1ef1c. D\u00f9ng chu\u1ed9t di chuy\u1ec3n M\u1eb7t Tr\u0103ng xung quanh Tr\u00e1i \u0110\u1ea5t v\u00e0 quan s\u00e1t c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng xu\u1ea5t hi\u1ec7n t\u01b0\u01a1ng \u1ee9ng. 87","2. GV h\u01b0\u1edbng d\u1eabn c\u00e1c nh\u00f3m th\u1ef1c h\u00e0nh, sau \u0111\u00f3 t\u1ed5 ch\u1ee9c cho c\u00e1c nh\u00f3m tr\u00ecnh b\u00e0y c\u00e1c n\u1ed9i dung \u0111\u00e3 th\u1ef1c hi\u1ec7n v\u00e0 nh\u1eadn x\u00e9t, \u0111\u00e1nh gi\u00e1. 3. Y\u00eau c\u1ea7u c\u00e1c nh\u00f3m th\u1ef1c hi\u1ec7n v\u00e0 tr\u1ea3 l\u1eddi b\u00e0i Luy\u1ec7n t\u1eadp 3: a) Hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u0103ng n\u1eb1m gi\u1eefa M\u1eb7t Tr\u1eddi v\u00e0 Tr\u00e1i \u0110\u1ea5t. b) Hi\u1ec7n t\u01b0\u1ee3ng nguy\u1ec7t th\u1ef1c x\u1ea3y ra khi Tr\u00e1i \u0110\u1ea5t n\u1eb1m gi\u1eefa M\u1eb7t Tr\u1eddi v\u00e0 M\u1eb7t Tr\u0103ng. G\u1ee3i \u00fd n\u1ed9i dung: \u2022\t S\u1ef1 bi\u1ebfn \u0111\u1ed5i tr\u0103ng tr\u00f2n hay khuy\u1ebft l\u00e0 do k\u1ebft qu\u1ea3 M\u1eb7t Tr\u0103ng quay quanh Tr\u00e1i \u0110\u1ea5t v\u00e0 do b\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng ph\u00e1t s\u00e1ng m\u00e0 ch\u1ec9 ph\u1ea3n x\u1ea1 \u00e1nh s\u00e1ng t\u1eeb M\u1eb7t Tr\u1eddi. Khi di chuy\u1ec3n v\u1ecb tr\u00ed c\u1ee7a M\u1eb7t Tr\u0103ng, \u1edf v\u1ecb tr\u00ed m\u00e0 ph\u00eda M\u1eb7t Tr\u0103ng h\u01b0\u1edbng v\u1ec1 Tr\u00e1i \u0110\u1ea5t \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng nhi\u1ec1u h\u01a1n th\u00ec ta nh\u00ecn th\u1ea5y M\u1eb7t Tr\u0103ng tr\u00f2n h\u01a1n, \u1edf v\u1ecb tr\u00ed m\u00e0 ph\u00eda M\u1eb7t Tr\u0103ng h\u01b0\u1edbng v\u1ec1 Tr\u00e1i \u0110\u1ea5t \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng \u00edt h\u01a1n th\u00ec ta nh\u00ecn th\u1ea5y M\u1eb7t Tr\u0103ng khuy\u1ebft h\u01a1n. \u2022\t Gi\u1ea3i th\u00edch hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c v\u00e0 nguy\u1ec7t th\u1ef1c: Nh\u1eadt th\u1ef1c l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra khi M\u1eb7t Tr\u0103ng che l\u1ea5p M\u1eb7t Tr\u1eddi. Khi M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng, Tr\u00e1i \u0110\u1ea5t (g\u1ea7n nh\u01b0) th\u1eb3ng h\u00e0ng, M\u1eb7t Tr\u0103ng \u1edf gi\u1eefa, \u1edf m\u1ed9t s\u1ed1 v\u00f9ng tr\u00ean Tr\u00e1i \u0110\u1ea5t ch\u00fang ta s\u1ebd th\u1ea5y M\u1eb7t Tr\u0103ng che l\u1ea5p M\u1eb7t Tr\u1eddi, \u0111\u00f3 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c. Nguy\u1ec7t th\u1ef1c l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng Tr\u00e1i \u0110\u1ea5t che l\u1ea5p \u00e1nh s\u00e1ng t\u1eeb M\u1eb7t Tr\u1eddi xu\u1ed1ng M\u1eb7t Tr\u0103ng. Khi M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t v\u00e0 M\u1eb7t Tr\u0103ng g\u1ea7n nh\u01b0 n\u1eb1m tr\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng, nh\u01b0ng Tr\u00e1i \u0110\u1ea5t n\u1eb1m gi\u1eefa, Tr\u00e1i \u0110\u1ea5t s\u1ebd che l\u1ea5p \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi chi\u1ebfu xu\u1ed1ng M\u1eb7t Tr\u0103ng. Do v\u1eady, b\u1ec1 m\u1eb7t h\u01b0\u1edbng v\u1ec1 M\u1eb7t Tr\u1eddi c\u1ee7a M\u1eb7t Tr\u0103ng s\u1ebd kh\u00f4ng th\u1ec3 s\u00e1ng ho\u00e0n to\u00e0n. Khi \u0111\u00f3, t\u1eeb Tr\u00e1i \u0110\u1ea5t, ch\u00fang ta s\u1ebd nh\u00ecn th\u1ea5y hi\u1ec7n t\u01b0\u1ee3ng nguy\u1ec7t th\u1ef1c. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng GV t\u1ed5 ch\u1ee9c cho HS (c\u00e1 nh\u00e2n \/ nh\u00f3m) kh\u00e1m ph\u00e1 ch\u1ee9c n\u0103ng quan s\u00e1t c\u00e1c h\u00e0nh tinh trong H\u1ec7 M\u1eb7t Tr\u1eddi v\u00e0 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: H\u1ec7 M\u1eb7t Tr\u1eddi c\u00f3 bao nhi\u00eau h\u00e0nh tinh? (8 h\u00e0nh tinh) M\u1edf r\u1ed9ng: C\u00e1c em nh\u1eadn bi\u1ebft t\u00ean c\u1ee7a c\u00e1c h\u00e0nh tinh trong H\u1ec7 M\u1eb7t Tr\u1eddi. DTP PLANETS Mercury Mars Venus Earth Theo th\u1ee9 t\u1ef1 t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi, t\u1eeb tr\u00e1i qua ph\u1ea3i: Jupiter Saturn Uranus Neptune Sao Thu\u1ef7 \/ Sao Ho\u1ea3 \/ Sao Kim \/ Tr\u00e1i \u0110\u1ea5t \/ Sao M\u1ed9c \/ Sao Th\u1ed5 \/ Sao Thi\u00ean V\u01b0\u01a1ng \/ Sao H\u1ea3i V\u01b0\u01a1ng. L\u01b0u \u00fd: HS c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c t\u00ecm hi\u1ec3u, kh\u00e1m ph\u00e1 c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c c\u1ee7a ph\u1ea7n m\u1ec1m. 88","DTPGV nh\u1eafc nh\u1edf HS n\u00fat l\u1ec7nh tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m: . Thao t\u00e1c n\u00e0y c\u00f3 kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1ch tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m m\u00e0 c\u00e1c em \u0111\u00e3 h\u1ecdc (nh\u1ea5n n\u00fat close tr\u00ean g\u00f3c ph\u1ea3i c\u1eeda s\u1ed5 ph\u1ea7n m\u1ec1m). B\u00c0I 18 LUY\u1ec6N T\u1eacP S\u1eec D\u1ee4NG CHU\u1ed8T M\u00c1Y T\u00cdNH A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t C\u1ea7m \u0111\u01b0\u1ee3c chu\u1ed9t \u0111\u00fang c\u00e1ch; \u2022\t S\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c ph\u1ea7n m\u1ec1m \u0111\u1ec3 luy\u1ec7n t\u1eadp c\u00e1c thao t\u00e1c di chuy\u1ec3n, nh\u00e1y, nh\u00e1y \u0111\u00fap, nh\u00e1y n\u00fat ph\u1ea3i v\u00e0 k\u00e9o th\u1ea3 chu\u1ed9t; s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c n\u00fat cu\u1ed9n c\u1ee7a chu\u1ed9t; \u2022\t Nh\u1eadn th\u1ea5y ph\u1ea7n m\u1ec1m h\u01b0\u1edbng d\u1eabn em c\u00e1ch thao t\u00e1c \u0111\u00fang v\u1edbi chu\u1ed9t m\u00e1y t\u00ednh. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t M\u00e1y t\u00ednh c\u00e0i \u0111\u1eb7t s\u1eb5n ph\u1ea7n m\u1ec1m Basic Mouse Skills, Google Chrome, c\u00f3 th\u1ec3 download ph\u1ea7n m\u1ec1m Basic Mouse Skills t\u1eeb \u0111\u1ecba ch\u1ec9 https:\/\/taimienphi. vn\/download-mouse-skills-15692\/taive, \u0111\u1eb7t c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng ph\u1ea7n m\u1ec1m ngo\u00e0i m\u00e0n h\u00ecnh n\u1ec1n. \u2022\t C\u00e1c t\u1ec7p h\u00ecnh \u1ea3nh minh ho\u1ea1 c\u00e1c b\u1ee9c tranh \u0111\u01b0\u1ee3c HS v\u1ebd b\u1eb1ng c\u00e1c ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh (nh\u01b0 Artweaver Free, Microsoft Paint, Tux Paint,...). C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV gi\u1edbi thi\u1ec7u c\u00e1c b\u1ee9c tranh \u0111\u01b0\u1ee3c c\u00e1c b\u1ea1n HS v\u1ebd b\u1eb1ng c\u00e1c ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh \u0111\u1ec3 g\u1ee3i s\u1ef1 th\u00edch th\u00fa cho HS. D\u1eabn d\u1eaft v\u00e0o b\u00e0i h\u1ecdc: \u0110\u1ec3 v\u1ebd \u0111\u01b0\u1ee3c c\u00e1c b\u1ee9c tranh \u0111\u1eb9p nh\u01b0 th\u1ebf, b\u00ean c\u1ea1nh k\u0129 n\u0103ng v\u1ec1 h\u1ed9i ho\u1ea1 (t\u1ea1o h\u00ecnh, t\u00f4 m\u00e0u,...), c\u00e1c em c\u1ea7n d\u00f9ng chu\u1ed9t th\u00e0nh th\u1ea1o \u0111\u1ec3 thao t\u00e1c \u0111\u01b0\u1ee3c nhanh ch\u00f3ng v\u00e0 l\u00e0m quen v\u1edbi c\u00e1c thao t\u00e1c ph\u1ee9c t\u1ea1p, c\u1ea7n s\u1ef1 t\u1ec9 m\u1ec9 (t\u00f4 m\u00e0u c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n cong, sao ch\u00e9p h\u00ecnh \u1ea3nh,...). C\u00e1c em c\u00f3 th\u1ec3 luy\u1ec7n c\u00e1ch s\u1eed d\u1ee5ng chu\u1ed9t th\u00e0nh th\u1ea1o h\u01a1n th\u00f4ng qua c\u00e1c ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh. II. KH\u00c1M PH\u00c1 S\u1eed d\u1ee5ng chu\u1ed9t v\u00e0 b\u00e0n ph\u00edm th\u00e0nh th\u1ea1o s\u1ebd gi\u00fap vi\u1ec7c th\u1ef1c h\u00e0nh c\u1ee7a HS ng\u00e0y c\u00e0ng t\u1ed1t. C\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m \u0111\u1ec3 gi\u00fap HS luy\u1ec7n t\u1eadp thao t\u00e1c v\u1edbi chu\u1ed9t. GV c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn ph\u1ea7n m\u1ec1m tu\u1ef3 \u00fd, mi\u1ec5n l\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u1ee7 m\u1ee5c ti\u00eau \u0111\u1ec1 ra c\u1ee7a b\u00e0i h\u1ecdc. 89","Trong qu\u00e1 tr\u00ecnh h\u01b0\u1edbng d\u1eabn, GV gi\u00fap HS l\u00e0m quen v\u1edbi giao di\u1ec7n tr\u00f2 ch\u01a1i b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c ph\u00edm \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n, h\u01b0\u1edbng d\u1eabn HS l\u00e0m quen v\u1edbi c\u00e1c t\u1eeb ng\u1eef ti\u1ebfng Anh \u0111\u01a1n gi\u1ea3n, kh\u00edch l\u1ec7 HS t\u1ef1 kh\u00e1m ph\u00e1, t\u00ecm t\u00f2i c\u00e1ch s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m. Ti\u1ebft h\u1ecdc n\u00e0y t\u1eadp trung v\u00e0o r\u00e8n luy\u1ec7n k\u0129 n\u0103ng cho HS, th\u1eddi l\u01b0\u1ee3ng ch\u1ec9 c\u00f3 1 ti\u1ebft n\u00ean GV gi\u1edbi thi\u1ec7u nhanh c\u00e1ch s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m; th\u1eddi gian c\u00f2n l\u1ea1i, HS t\u1eadp trung th\u1ef1c h\u00e0nh. GV chia nh\u00f3m thi \u0111ua k\u1ebft qu\u1ea3 th\u1ef1c h\u00e0nh \u0111\u1ec3 t\u1ea1o h\u1ee9ng th\u00fa cho HS. 1. Gi\u1edbi thi\u1ec7u ph\u1ea7n m\u1ec1m - 2. K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m Basic Mouse Skills GV gi\u1edbi thi\u1ec7u: Basic Mouse Skills l\u00e0 ph\u1ea7n m\u1ec1m gi\u00fap c\u00e1c em r\u00e8n luy\u1ec7n c\u00e1c thao t\u00e1c s\u1eed d\u1ee5ng chu\u1ed9t, \u0111\u1ed3ng th\u1eddi gi\u00fap c\u00e1c em h\u1ecdc m\u00e0 ch\u01a1i, ch\u01a1i m\u00e0 h\u1ecdc. GV gi\u1edbi thi\u1ec7u bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n m\u1ec1m . Y\u00eau c\u1ea7u HS n\u00eau thao t\u00e1c v\u00e0 th\u1ef1c hi\u1ec7n k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m theo s\u1ef1 hi\u1ec3u bi\u1ebft. L\u01b0u \u00fd: ch\u1ecdn n\u00fat Full Screen \u0111\u1ec3 ph\u00f3ng to m\u00e0n h\u00ecnh, nh\u1ea5n n\u00fat b\u1ea5t k\u00ec \u0111\u1ec3 b\u1eaft \u0111\u1ea7u luy\u1ec7n t\u1eadp, nh\u01b0ng c\u00f3 th\u1ec3 nh\u1eafc HS ch\u1ec9 c\u1ea7n nh\u1edb ph\u00edm \u201cN\u201d. Ph\u00edm \u201cN\u201d, vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb \u201cNew\u201d \/ \u201cNext\u201d, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi d\u00f9ng c\u00e1c ph\u1ea7n m\u1ec1m tr\u00f2 ch\u01a1i. DTP 3. C\u00e1c m\u1ee9c luy\u1ec7n t\u1eadp thao t\u00e1c v\u1edbi chu\u1ed9t GV y\u00eau c\u1ea7u HS nh\u1eafc l\u1ea1i c\u00e1ch c\u1ea7m chu\u1ed9t \u0111\u00e3 \u0111\u01b0\u1ee3c h\u1ecdc. GV cho HS l\u00e0m m\u1ed9t b\u00e0i t\u1eadp nh\u1ecf nh\u1eafc l\u1ea1i c\u00e1c thao t\u00e1c c\u01a1 b\u1ea3n v\u1edbi chu\u1ed9t v\u00e0 y\u00eau c\u1ea7u HS th\u1ef1c hi\u1ec7n c\u00e1 nh\u00e2n ho\u1eb7c nh\u00f3m b\u00e0i t\u1eadp sau: H\u00e3y gh\u00e9p m\u1ed7i m\u1ee5c \u1edf c\u1ed9t A v\u1edbi m\u1ed7i m\u1ee5c \u1edf c\u1ed9t B \u0111\u1ec3 c\u00f3 ph\u01b0\u01a1ng \u00e1n \u0111\u00fang. C\u1ed9t A C\u1ed9t B 1) Di chuy\u1ec3n chu\u1ed9t a) Nh\u1ea5n r\u1ed3i th\u1ea3 n\u00fat tr\u00e1i chu\u1ed9t. 2) Nh\u00e1y chu\u1ed9t tr\u00e1i b) Nh\u1ea5n r\u1ed3i th\u1ea3 n\u00fat ph\u1ea3i chu\u1ed9t. 3) Nh\u00e1y \u0111\u00fap chu\u1ed9t c) Di chuy\u1ec3n chu\u1ed9t tr\u00ean m\u1eb7t ph\u1eb3ng \u0111\u1ec3 \u0111\u01b0a con tr\u1ecf chu\u1ed9t tr\u00ean m\u00e0n h\u00ecnh \u0111\u1ebfn v\u1ecb tr\u00ed mong mu\u1ed1n. 4) Nh\u00e1y chu\u1ed9t ph\u1ea3i d) Nh\u1ea5n v\u00e0 gi\u1eef n\u00fat tr\u00e1i, \u0111\u1ed3ng th\u1eddi di chuy\u1ec3n con tr\u1ecf chu\u1ed9t \u0111\u1ebfn v\u1ecb tr\u00ed m\u1edbi v\u00e0 th\u1ea3 n\u00fat tr\u00e1i chu\u1ed9t. 5) K\u00e9o th\u1ea3 chu\u1ed9t e) Nh\u00e1y chu\u1ed9t hai l\u1ea7n li\u00ean ti\u1ebfp. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: 1- c; 2 - a; 3 - e; 4 - b; 5 - d. GV gi\u1edbi thi\u1ec7u c\u00e1c m\u1ee9c luy\u1ec7n t\u1eadp thao t\u00e1c chu\u1ed9t t\u01b0\u01a1ng \u1ee9ng theo th\u1ee9 t\u1ef1 5 thao t\u00e1c nh\u01b0 tr\u00ean. M\u1ed7i m\u1ee9c s\u1ebd l\u1eb7p l\u1ea1i thao t\u00e1c 10 l\u1ea7n. \u0110\u1ec3 t\u0103ng \u0111\u1ed9 kh\u00f3, t\u1eeb m\u1ee9c 1 \u0111\u1ebfn m\u1ee9c 4, sau m\u1ed7i l\u1ea7n xu\u1ea5t hi\u1ec7n, k\u00edch th\u01b0\u1edbc h\u00ecnh vu\u00f4ng s\u1ebd nh\u1ecf d\u1ea7n. 4. C\u00e1ch luy\u1ec7n t\u1eadp v\u00e0 t\u00ednh \u0111i\u1ec3m GV thao t\u00e1c m\u1eabu k\u1ebft h\u1ee3p h\u01b0\u1edbng d\u1eabn c\u00e1ch luy\u1ec7n t\u1eadp v\u00e0 t\u00ednh \u0111i\u1ec3m: \u2022\tTh\u1ef1c hi\u1ec7n thao t\u00e1c \u0111\u00fang th\u00ec s\u1ebd \u0111\u01b0\u1ee3c \u0111i\u1ec3m, th\u1ef1c hi\u1ec7n c\u00e0ng nhanh th\u00ec \u0111i\u1ec3m c\u00e0ng cao. 90","DTP \u2022\t Em c\u00f3 th\u1ec3 ki\u1ec3m tra thao t\u00e1c m\u00ecnh th\u1ef1c hi\u1ec7n \u0111\u00e3 \u0111\u00fang hay ch\u01b0a, n\u1ebfu \u0111\u00fang th\u00ec s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o b\u1eb1ng ti\u1ebfng Anh (H\u00ecnh 18.7, SGK trang 70). \u2022\t N\u1ebfu ho\u00e0n th\u00e0nh xong m\u1ed9t m\u1ee9c, em s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o ho\u00e0n th\u00e0nh. N\u1ebfu mu\u1ed1n b\u1ecf qua \u0111\u1ec3 sang m\u1ee9c ti\u1ebfp theo, ch\u1ec9 c\u1ea7n nh\u1ea5n ph\u00edm \u201cN\u201d. \u2022\t Khi ho\u00e0n th\u00e0nh m\u1ee9c 5, ph\u1ea7n m\u1ec1m s\u1ebd \u0111\u01b0a ra \u0111i\u1ec3m t\u1ed5ng v\u00e0 m\u1ee9c \u0111\u00e1nh gi\u00e1. Em s\u1ebd bi\u1ebft k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t c\u1ee7a m\u00ecnh: Good: t\u1ed1t, Expert: r\u1ea5t t\u1ed1t,... (H\u00ecnh 18.8, SGK trang 70). 5. Tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m GV h\u01b0\u1edbng d\u1eabn HS nh\u1ea5n ph\u00edm \u201cQ\u201d - vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb \u201cQuit\u201d - \u0111\u1ec3 tho\u00e1t kh\u1ecfi ph\u1ea7n m\u1ec1m. III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG GV chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m ho\u1eb7c cho HS ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n tu\u1ef3 theo t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf. Y\u00eau c\u1ea7u HS: K\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m, th\u1ef1c hi\u1ec7n luy\u1ec7n t\u1eadp c\u00e1c m\u1ee9c t\u1eeb 1 \u0111\u1ebfn 5. N\u1ebfu theo nh\u00f3m th\u00ec HS s\u1ebd lu\u00e2n phi\u00ean nhau th\u1ef1c h\u00e0nh c\u00e1c m\u1ee9c luy\u1ec7n t\u1eadp \u0111\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian. Thi \u0111ua xem HS \/ nh\u00f3m n\u00e0o nhi\u1ec1u \u0111i\u1ec3m nh\u1ea5t sau 5 ph\u00fat th\u1ef1c h\u00e0nh. L\u01b0u \u00fd: HS thao t\u00e1c c\u1ea7m chu\u1ed9t \u0111\u00fang c\u00e1ch, ng\u1ed3i \u0111\u00fang t\u01b0 th\u1ebf khi l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y t\u00ednh. GV h\u01b0\u1edbng d\u1eabn HS th\u1ef1c h\u00e0nh. Tu\u1ef3 theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf, GV c\u00f3 th\u1ec3 t\u1ed5 ch\u1ee9c thi \u0111ua, t\u00ednh \u0111i\u1ec3m gi\u1eefa c\u00e1c HS \/ nh\u00f3m. K\u1ebft th\u00fac ho\u1ea1t \u0111\u1ed9ng, GV c\u1ea7n \u0111\u00e1nh gi\u00e1, nh\u1eadn x\u00e9t v\u00e0 l\u01b0u \u00fd HS thao t\u00e1c \u0111\u00fang, sai khi th\u1ef1c h\u00e0nh luy\u1ec7n t\u1eadp. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng GV y\u00eau c\u1ea7u HS k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m Google Chrome, truy c\u1eadp trang web thieunhivideo.net GV t\u1ed5 ch\u1ee9c cho HS kh\u00e1m ph\u00e1 c\u00e1ch s\u1eed d\u1ee5ng n\u00fat cu\u1ed9n c\u1ee7a chu\u1ed9t v\u00e0 t\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3. GV g\u00f3p \u00fd, b\u1ed5 sung, nh\u1eadn x\u00e9t c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a HS. M\u1edf r\u1ed9ng: Y\u00eau c\u1ea7u HS truy c\u1eadp v\u00e0o m\u1ed9t trang web cho tr\u01b0\u1edbc, s\u1eed d\u1ee5ng n\u00fat cu\u1ed9n c\u1ee7a chu\u1ed9t di chuy\u1ec3n nhanh \u0111\u1ebfn nhi\u1ec1u trang m\u00e0n h\u00ecnh \u0111\u1ec3 xem ho\u1eb7c t\u00ecm ki\u1ebfm th\u00f4ng tin theo y\u00eau c\u1ea7u. Li\u00ean h\u1ec7 th\u1ef1c t\u1ebf: N\u00eau c\u00e1c c\u00e1ch k\u00edch ho\u1ea1t ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c thao t\u00e1c kh\u00e1c nhau c\u1ee7a chu\u1ed9t m\u00e0 em bi\u1ebft (nh\u00e1y \u0111\u00fap chu\u1ed9t, nh\u00e1y chu\u1ed9t k\u1ebft h\u1ee3p ph\u00edm Enter, nh\u00e1y chu\u1ed9t ph\u1ea3i ch\u1ecdn Open,...). L\u01b0u \u00fd: Em c\u1ea7n luy\u1ec7n t\u1eadp th\u01b0\u1eddng xuy\u00ean v\u1edbi ph\u1ea7n m\u1ec1m luy\u1ec7n t\u1eadp chu\u1ed9t \u0111\u1ec3 k\u0129 n\u0103ng s\u1eed d\u1ee5ng chu\u1ed9t \u0111\u01b0\u1ee3c th\u00e0nh th\u1ea1o v\u00e0 t\u1ed1t h\u01a1n. 91","DTPCH\u1ee6 \u0110\u1ec0 F GI\u1ea2I QUY\u1ebeT V\u1ea4N \u0110\u1ec0 V\u1edaI S\u1ef0 TR\u1ee2 GI\u00daP C\u1ee6A M\u00c1Y T\u00cdNH I. GI\u1edaI THI\u1ec6U CH\u1ee6 \u0110\u1ec0 1. M\u1ee5c ti\u00eau c\u1ee7a ch\u1ee7 \u0111\u1ec1 a) Ki\u1ebfn th\u1ee9c \u2022\t Bi\u1ebft v\u00e0 n\u00eau \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c h\u1eb1ng ng\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc, m\u1ed7i b\u01b0\u1edbc l\u00e0 m\u1ed9t vi\u1ec7c nh\u1ecf h\u01a1n, c\u00e1c b\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp th\u1ee9 t\u1ef1. \u2022\t Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c vi\u1ec7c chia m\u1ed9t nhi\u1ec7m v\u1ee5 l\u1edbn th\u00e0nh nh\u1eefng nhi\u1ec7m v\u1ee5 nh\u1ecf h\u01a1n l\u00e0 \u0111\u1ec3 d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n. \u2022\t Bi\u1ebft s\u1eed d\u1ee5ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d \u0111\u1ec3 th\u1ec3 hi\u1ec7n quy\u1ebft \u0111\u1ecbnh th\u1ef1c hi\u1ec7n m\u1ed9t vi\u1ec7c hay kh\u00f4ng tu\u1ef3 thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. \u2022\t Bi\u1ebft chia m\u1ed9t c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 th\u00e0nh nh\u1eefng vi\u1ec7c nh\u1ecf h\u01a1n, ph\u00e1t bi\u1ec3u \u0111\u01b0\u1ee3c nhi\u1ec7m v\u1ee5 \u0111\u1eb7t ra, th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c nhi\u1ec7m v\u1ee5 c\u00f3 s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a m\u00e1y t\u00ednh. b) N\u0103ng l\u1ef1c \u2022\t N\u0103ng l\u1ef1c chung: n\u0103ng l\u1ef1c giao ti\u1ebfp v\u00e0 h\u1ee3p t\u00e1c, n\u0103ng l\u1ef1c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u00e0 s\u00e1ng t\u1ea1o, n\u0103ng l\u1ef1c ng\u00f4n ng\u1eef, n\u0103ng l\u1ef1c t\u1ef1 h\u1ecdc, n\u0103ng l\u1ef1c thuy\u1ebft tr\u00ecnh. Nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng trong b\u00e0i h\u1ecdc \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ki\u1ebfn th\u1ee9c h\u1ed9i ho\u1ea1, c\u00f4ng ngh\u1ec7,... nh\u1eb1m k\u1ebft n\u1ed1i ki\u1ebfn th\u1ee9c tin h\u1ecdc v\u1edbi c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c c\u1ee7a cu\u1ed9c s\u1ed1ng. \u2022\t N\u0103ng l\u1ef1c tin h\u1ecdc th\u00e0nh ph\u1ea7n: - NLa: th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 thao t\u00e1c c\u01a1 b\u1ea3n v\u1edbi ph\u1ea7n m\u1ec1m tr\u00ecnh chi\u1ebfu. - NLc: nh\u1eadn bi\u1ebft v\u00e0 n\u00eau \u0111\u01b0\u1ee3c nhu c\u1ea7u t\u00ecm ki\u1ebfm th\u00f4ng tin t\u1eeb ngu\u1ed3n d\u1eef li\u1ec7u s\u1ed1 khi gi\u1ea3i quy\u1ebft c\u00f4ng vi\u1ec7c; t\u00ecm \u0111\u01b0\u1ee3c th\u00f4ng tin trong m\u00e1y t\u00ednh v\u00e0 tr\u00ean Internet theo h\u01b0\u1edbng d\u1eabn; bi\u1ebft s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean th\u00f4ng tin v\u00e0 k\u0129 thu\u1eadt c\u1ee7a ICT \u0111\u1ec3 gi\u1ea3i quy\u1ebft m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 ph\u00f9 h\u1ee3p v\u1edbi l\u1ee9a tu\u1ed5i; di\u1ec5n \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c b\u01b0\u1edbc gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 theo ki\u1ec3u thu\u1eadt to\u00e1n (quy tr\u00ecnh g\u1ed3m c\u00e1c b\u01b0\u1edbc c\u00f3 th\u1ee9 t\u1ef1 \u0111\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1). - NLd: s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c ph\u1ea7n m\u1ec1m h\u1ecdc t\u1eadp; t\u1ea1o \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m s\u1ed1 l\u00e0 b\u00e0i tr\u00ecnh chi\u1ebfu t\u1ed5ng h\u1ee3p theo ch\u1ee7 \u0111\u1ec1 \u0111\u1eb7t ra. c) Ph\u1ea9m ch\u1ea5t \u2022\t C\u00f3 th\u00e1i \u0111\u1ed9 c\u1edfi m\u1edf, h\u1ee3p t\u00e1c khi l\u00e0m vi\u1ec7c nh\u00f3m. \u2022\t C\u00f3 th\u00e1i \u0111\u1ed9 kh\u00e1ch quan, khoa h\u1ecdc khi t\u00ecm hi\u1ec3u ki\u1ebfn th\u1ee9c m\u1edbi. 92","2. Ph\u00e2n ph\u1ed1i ch\u01b0\u01a1ng tr\u00ecnh c\u1ee7a ch\u1ee7 \u0111\u1ec1 Ch\u1ee7 \u0111\u1ec1 F g\u1ed3m 4 b\u00e0i, \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 5 ti\u1ebft. B\u00e0i h\u1ecdc T\u00ean b\u00e0i S\u1ed1 ti\u1ebft 19 Chia nh\u1ecf c\u00f4ng vi\u1ec7c v\u00e0 th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc 1 20 Th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c theo \u0111i\u1ec1u ki\u1ec7n 1 21 X\u00e1c \u0111\u1ecbnh nhi\u1ec7m v\u1ee5 1 22 Th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a m\u00e1y t\u00ednh 2 3. Nh\u1eefng \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd v\u00e0 g\u1ee3i \u00fd d\u1ea1y h\u1ecdc N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y cung c\u1ea5p cho HS c\u00e1c ki\u1ebfn th\u1ee9c ban \u0111\u1ea7u v\u1ec1 t\u01b0 duy thu\u1eadt to\u00e1n. Xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng v\u00ed d\u1ee5, nh\u1eefng c\u00f4ng vi\u1ec7c \u0111\u01a1n gi\u1ea3n th\u01b0\u1eddng ng\u00e0y trong cu\u1ed9c s\u1ed1ng, c\u00e1c em nh\u1eadn bi\u1ebft v\u00e0 n\u00eau \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc, m\u1ed7i b\u01b0\u1edbc l\u00e0 m\u1ed9t vi\u1ec7c nh\u1ecf h\u01a1n c\u00f3 th\u1ee9 t\u1ef1. HS bi\u1ebft \u0111\u01b0\u1ee3c vi\u1ec7c chia m\u1ed9t nhi\u1ec7m v\u1ee5 l\u1edbn th\u00e0nh nh\u1eefng nhi\u1ec7m v\u1ee5 nh\u1ecf h\u01a1n c\u00f3 hai l\u1ee3i \u00edch: d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n. Trong ch\u1ee7 \u0111\u1ec1 n\u00e0y, HS bi\u1ebft s\u1eed d\u1ee5ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d \u0111\u1ec3 th\u1ec3 hi\u1ec7n m\u1ed9t vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n hay kh\u00f4ng l\u00e0 tu\u1ef3 thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. HS s\u1ebd n\u00e2ng cao k\u0129 n\u0103ng l\u00e0m vi\u1ec7c nh\u00f3m, k\u0129 n\u0103ng h\u1ee3p t\u00e1c, trao \u0111\u1ed5i v\u1edbi c\u00e1c b\u1ea1n; khi \u0111\u01b0\u1ee3c giao m\u1ed9t nhi\u1ec7m v\u1ee5, HS ph\u00e1t bi\u1ec3u \u0111\u01b0\u1ee3c nhi\u1ec7m v\u1ee5 \u0111\u1eb7t ra, bi\u1ebft chia m\u1ed9t c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 th\u00e0nh nh\u1eefng vi\u1ec7c nh\u1ecf h\u01a1n v\u00e0 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 v\u1edbi s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a m\u00e1y t\u00ednh. V\u1edbi ch\u1ee7 \u0111\u1ec1 n\u00e0y, HS s\u1ebd l\u00e0m quen v\u1edbi c\u00e1c kh\u00e1i ni\u1ec7m ban \u0111\u1ea7u c\u1ee7a thu\u1eadt to\u00e1n v\u00e0 d\u1ef1 \u00e1n nh\u1ecf, n\u00e2ng cao k\u0129 n\u0103ng thao t\u00e1c v\u1edbi ph\u1ea7n m\u1ec1m m\u00e1y t\u00ednh. GV n\u00ean l\u01b0u \u00fd c\u00e1c \u0111i\u1ec3m sau \u0111\u00e2y: a) T\u1ed5 ch\u1ee9c gi\u1ea3ng d\u1ea1y v\u00e0 \u0111\u1ed5i m\u1edbi ph\u01b0\u01a1ng ph\u00e1p gi\u1ea3ng d\u1ea1y N\u1ed9i dung c\u1ee7a ch\u1ee7 \u0111\u1ec1 n\u00e0y mang t\u00ednh l\u00ed thuy\u1ebft v\u00e0 th\u1ef1c h\u00e0nh. V\u1edbi c\u00e1c b\u00e0i 19, 20, 21, GV c\u00f3 th\u1ec3 d\u1ea1y \u1edf ph\u00f2ng l\u00ed thuy\u1ebft k\u1ebft h\u1ee3p c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n d\u1ea1y h\u1ecdc nh\u01b0 b\u1ea3ng ph\u1ee5, h\u00ecnh \u1ea3nh minh ho\u1ea1,... n\u1ebfu c\u01a1 s\u1edf v\u1eadt ch\u1ea5t ch\u01b0a \u0111\u00e1p \u1ee9ng. B\u00e0i 22 y\u00eau c\u1ea7u HS ph\u1ea3i th\u1ef1c h\u00e0nh trong ph\u00f2ng m\u00e1y. GV n\u00ean l\u1ef1a ch\u1ecdn nh\u1eefng v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n, d\u1ec5 hi\u1ec3u v\u1edbi HS l\u1edbp 3 l\u00e0m ti\u1ec1n \u0111\u1ec1 ki\u1ebfn th\u1ee9c, k\u0129 n\u0103ng v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 cho nh\u1eefng c\u1ea5p h\u1ecdc cao h\u01a1n. C\u00e1c ki\u1ebfn th\u1ee9c n\u00ean \u0111\u01b0\u1ee3c l\u1ed3ng gh\u00e9p v\u00e0o c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf. Trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng n\u00ean c\u00f3 h\u1ec7 th\u1ed1ng c\u00e2u h\u1ecfi g\u1ee3i m\u1edf \u0111\u1ec3 HS c\u00f3 th\u1ec3 d\u1ea7n d\u1ea7n t\u1eebng b\u01b0\u1edbc gi\u1ea3i quy\u1ebft, kh\u00f4ng t\u1ea1o \u00e1p l\u1ef1c. DTP 93","DTP\u0110\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng th\u1ef1c h\u00e0nh, GV n\u00ean t\u1ed5 ch\u1ee9c nh\u00f3m. B\u00e0i 22 y\u00eau c\u1ea7u ph\u1ea3i t\u1ea1o ra m\u1ed9t s\u1ea3n ph\u1ea9m s\u1ed1, tuy \u0111\u01a1n gi\u1ea3n nh\u01b0ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n. Do \u0111\u00f3, GV n\u00ean d\u1ef1a v\u00e0o tr\u00ecnh \u0111\u1ed9 HS trong l\u1edbp \u0111\u1ec3 ph\u00e2n chia nh\u00f3m cho ph\u00f9 h\u1ee3p, ph\u00e1t hi\u1ec7n HS kh\u00e1 \/ gi\u1ecfi \u0111\u1ec3 c\u00e1c em gi\u00fap \u0111\u1ee1, \u0111\u1ed9ng vi\u00ean c\u00e1c b\u1ea1n y\u1ebfu h\u01a1n. Ho\u1ea1t \u0111\u1ed9ng n\u00e0y gi\u00fap HS ph\u00e1t huy t\u00ednh s\u00e1ng t\u1ea1o. b) C\u00e2u h\u1ecfi v\u00e0 n\u1ed9i dung ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng Luy\u1ec7n t\u1eadp Cu\u1ed1i m\u1ed7i b\u00e0i \u0111\u1ec1u c\u00f3 c\u00e1c c\u00e2u h\u1ecfi v\u00e0 b\u00e0i t\u1eadp v\u1eadn d\u1ee5ng \u0111\u1ec3 HS \u00f4n luy\u1ec7n ki\u1ebfn th\u1ee9c \u0111\u00e3 h\u1ecdc trong b\u00e0i. GV c\u00f3 th\u1ec3 chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m \u0111\u1ec3 th\u1ea3o lu\u1eadn, sau \u0111\u00f3 nh\u1eadn x\u00e9t v\u00e0 k\u1ebft lu\u1eadn c\u00e2u tr\u1ea3 l\u1eddi. C\u1ea7n l\u1ef1a ch\u1ecdn c\u00e1c ch\u1ee7 \u0111\u1ec1 ph\u00f9 h\u1ee3p v\u1edbi t\u00ecnh h\u00ecnh th\u1ef1c ti\u1ec5n; kh\u00f4ng g\u00f2 b\u00f3, kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ee7 \u0111\u1ec1 trong SGK. Khi th\u1ef1c h\u00e0nh, GV l\u01b0u \u00fd HS t\u1eadp g\u00f5 b\u1eb1ng 10 ng\u00f3n, c\u1ea7m chu\u1ed9t \u0111\u00fang c\u00e1ch, ng\u1ed3i \u0111\u00fang t\u01b0 th\u1ebf, b\u1eadt \/ t\u1eaft m\u00e1y ho\u1eb7c ph\u1ea7n m\u1ec1m \u0111\u00fang quy tr\u00ecnh, th\u1ef1c hi\u1ec7n \u0111\u00fang quy t\u1eafc an to\u00e0n v\u1ec1 \u0111i\u1ec7n, an to\u00e0n khi tham gia v\u00e0o m\u1ea1ng Internet,... c) Ho\u1ea1t \u0111\u1ed9ng v\u1eadn d\u1ee5ng N\u1ed9i dung n\u00e0y kh\u00f4ng b\u1eaft bu\u1ed9c v\u1edbi t\u1ea5t c\u1ea3 HS. Tuy nhi\u00ean, c\u00e1c b\u00e0i t\u1eadp \u1edf ph\u1ea7n n\u00e0y c\u00f3 ph\u1ea7n li\u00ean h\u1ec7 th\u1ef1c t\u1ebf, do \u0111\u00f3 n\u1ebfu c\u00f3 th\u1eddi gian, GV n\u00ean h\u01b0\u1edbng d\u1eabn th\u00eam cho HS. GV c\u1ea7n khuy\u1ebfn kh\u00edch HS ti\u1ebfp t\u1ee5c t\u00ecm hi\u1ec3u v\u00e0 m\u1edf r\u1ed9ng ki\u1ebfn th\u1ee9c b\u1eb1ng c\u00e1ch trao \u0111\u1ed5i v\u1edbi b\u1ea1n b\u00e8, b\u1ed1 m\u1eb9, th\u1ea7y c\u00f4, t\u1ef1 t\u00ecm hi\u1ec3u tr\u00ean Internet,... II. H\u01af\u1edaNG D\u1eaaN CHI TI\u1ebeT 94","DTPB\u00c0I 19 CHIA NH\u1ece C\u00d4NG VI\u1ec6C V\u00c0 TH\u1ef0C HI\u1ec6N THEO T\u1eeaNG B\u01af\u1edaC A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t N\u00eau \u0111\u01b0\u1ee3c m\u1ed9t s\u1ed1 c\u00f4ng vi\u1ec7c h\u1eb1ng ng\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc, m\u1ed7i b\u01b0\u1edbc l\u00e0 m\u1ed9t vi\u1ec7c nh\u1ecf h\u01a1n, c\u00e1c b\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp th\u1ee9 t\u1ef1; \u2022\t Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c vi\u1ec7c chia m\u1ed9t nhi\u1ec7m v\u1ee5 l\u1edbn th\u00e0nh nh\u1eefng nhi\u1ec7m v\u1ee5 nh\u1ecf h\u01a1n l\u00e0 \u0111\u1ec3 d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n h\u01a1n; \u2022\t N\u00eau \u0111\u01b0\u1ee3c v\u00ed d\u1ee5 v\u1ec1 m\u1ed9t vi\u1ec7c th\u01b0\u1eddng l\u00e0m c\u00f3 th\u1ec3 chia th\u00e0nh nh\u1eefng vi\u1ec7c nh\u1ecf h\u01a1n. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t H\u00ecnh \u1ea3nh, video minh ho\u1ea1, b\u1ea3ng ph\u1ee5. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV \u0111\u1eb7t v\u1ea5n \u0111\u1ec1: Em h\u00e3y s\u1eafp x\u1ebfp c\u00e1c b\u01b0\u1edbc \u0111\u1ec3 n\u1ea5u c\u01a1m. GV chu\u1ea9n b\u1ecb b\u1ea3ng ph\u1ee5 ch\u1ee9a c\u00e1c m\u1ea3nh gh\u00e9p g\u1ed3m c\u00e1c b\u01b0\u1edbc n\u1ea5u c\u01a1m ch\u01b0a \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo \u0111\u00fang th\u1ee9 t\u1ef1. GV chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m. Trong v\u00f2ng 2 ph\u00fat, c\u00e1c nh\u00f3m s\u1ebd s\u1eafp x\u1ebfp c\u00e1c m\u1ea3nh gh\u00e9p theo \u0111\u00fang th\u1ee9 t\u1ef1. Sau \u0111\u00f3, GV g\u1ecdi c\u00e1c nh\u00f3m tr\u1ea3 l\u1eddi v\u00e0 nh\u1eadn x\u00e9t k\u1ebft qu\u1ea3. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: B\u01b0\u1edbc 1 - \u0110ong g\u1ea1o; B\u01b0\u1edbc 2 - Vo g\u1ea1o; B\u01b0\u1edbc 3 - Ng\u00e2m g\u1ea1o; B\u01b0\u1edbc 4 - \u0110ong n\u01b0\u1edbc; B\u01b0\u1edbc 5 - B\u1eadt n\u00fat n\u1ea5u c\u01a1m. GV \u0111\u1eb7t ra c\u00e2u h\u1ecfi: N\u1ea5u c\u01a1m l\u00e0 m\u1ed9t c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n qua nhi\u1ec1u b\u01b0\u1edbc, v\u1eady c\u00e1c em c\u00f3 th\u1ec3 \u0111\u1ed5i th\u1ee9 t\u1ef1 c\u00e1c b\u01b0\u1edbc \u0111\u00f3 hay kh\u00f4ng? V\u00ec sao? GV d\u1eabn d\u1eaft: Trong cu\u1ed9c s\u1ed1ng, c\u00f3 nhi\u1ec1u c\u00f4ng vi\u1ec7c c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc v\u00e0 c\u00e1c b\u01b0\u1edbc \u0111\u00f3 \u0111\u01b0\u1ee3c s\u1eafp theo th\u1ee9 t\u1ef1. II. KH\u00c1M PH\u00c1 1. C\u00f4ng vi\u1ec7c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc GV \u0111\u1eb7t c\u00e2u h\u1ecfi: H\u00e3y tr\u00ecnh b\u00e0y c\u00e1c b\u01b0\u1edbc ch\u1ea3i r\u0103ng c\u1ee7a em. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: C\u00f3 nhi\u1ec1u c\u00e1ch \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c ch\u1ea3i r\u0103ng. M\u1ed9t s\u1ed1 HS \u0111\u1ea7u ti\u00ean s\u1ebd l\u1ea5y n\u01b0\u1edbc, r\u1ed3i l\u1ea5y kem, sau \u0111\u00f3 ch\u1ea3i r\u0103ng, s\u00fac mi\u1ec7ng, r\u1eeda s\u1ea1ch b\u00e0n ch\u1ea3i. M\u1ed9t s\u1ed1 HS s\u1ebd l\u1ea5y kem tr\u01b0\u1edbc, r\u1ed3i l\u1ea5y n\u01b0\u1edbc, s\u00fac mi\u1ec7ng, sau \u0111\u00f3 ch\u1ea3i r\u0103ng, s\u00fac mi\u1ec7ng cho s\u1ea1ch kem. 95","GV cho v\u00ed d\u1ee5 v\u1ec1 c\u00e1c b\u01b0\u1edbc c\u1ee7a c\u00f4ng vi\u1ec7c ch\u1ea3i r\u0103ng, y\u00eau c\u1ea7u HS th\u1ea3o lu\u1eadn nh\u00f3m \u0111\u1ec3 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi: \u2022\t C\u00f4ng vi\u1ec7c ch\u1ea3i r\u0103ng g\u1ed3m m\u1ea5y b\u01b0\u1edbc? \u2022\t B\u01b0\u1edbc 3 c\u00f3 th\u1ec3 chia nh\u1ecf th\u00e0nh nh\u1eefng b\u01b0\u1edbc n\u00e0o? \u2022\t C\u00e1c b\u01b0\u1edbc c\u00f3 c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n theo th\u1ee9 t\u1ef1 kh\u00f4ng? \u2022\t C\u00f3 th\u1ec3 thay \u0111\u1ed5i tr\u1eadt t\u1ef1 \u1edf nh\u1eefng b\u01b0\u1edbc n\u00e0o? Kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i tr\u1eadt t\u1ef1 \u1edf nh\u1eefng b\u01b0\u1edbc n\u00e0o? (B\u01b0\u1edbc 1, b\u01b0\u1edbc 2 c\u00f3 th\u1ec3 \u0111\u1ed5i ch\u1ed7 cho nhau; t\u01b0\u01a1ng t\u1ef1 v\u1edbi b\u01b0\u1edbc 4, b\u01b0\u1edbc 5; ri\u00eang b\u01b0\u1edbc 3 kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i.) GV k\u1ebft lu\u1eadn: H\u1eb1ng ng\u00e0y, c\u00f3 nhi\u1ec1u c\u00f4ng vi\u1ec7c m\u00e0 khi th\u1ef1c hi\u1ec7n, em ph\u1ea3i th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc, m\u1ed7i b\u01b0\u1edbc l\u00e0 m\u1ed9t vi\u1ec7c nh\u1ecf h\u01a1n, c\u00e1c b\u01b0\u1edbc ph\u1ea3i theo \u0111\u00fang th\u1ee9 t\u1ef1. 2. Chia nhi\u1ec7m v\u1ee5 l\u1edbn th\u00e0nh c\u00e1c nhi\u1ec7m v\u1ee5 nh\u1ecf GV chia l\u1edbp th\u00e0nh c\u00e1c nh\u00f3m, th\u1ef1c hi\u1ec7n y\u00eau c\u1ea7u sau: T\u00ecm hi\u1ec3u m\u1ed9t trong ba t\u00ecnh hu\u1ed1ng \u1edf SGK trang 72 v\u00e0 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: \u1ede m\u1ed7i t\u00ecnh hu\u1ed1ng \u0111\u00e3 \u0111\u01b0a ra c\u00e1ch c\u1ea7n ph\u1ea3i gi\u1ea3i quy\u1ebft nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c d\u1ec5 d\u00e0ng, thu\u1eadn ti\u1ec7n? (V\u1edbi ho\u1ea1t \u0111\u1ed9ng n\u00e0y, GV n\u00ean ph\u00e2n chia m\u1ed9t s\u1ed1 nh\u00f3m c\u00f9ng t\u00ecm hi\u1ec3u m\u1ed9t t\u00ecnh hu\u1ed1ng \u0111\u1ec3 c\u00f3 th\u1ec3 thu th\u1eadp, \u0111\u1ed1i chi\u1ebfu c\u00e1c k\u1ebft qu\u1ea3. Ph\u00e2n chia \u0111\u1ec1u c\u00e1c t\u00ecnh hu\u1ed1ng cho c\u00e1c nh\u00f3m trong l\u1edbp.) GV t\u1ed5 ch\u1ee9c cho c\u00e1c nh\u00f3m tr\u1ea3 l\u1eddi, nh\u1eadn x\u00e9t k\u1ebft qu\u1ea3 th\u1ea3o lu\u1eadn. GV k\u1ebft lu\u1eadn: Chia m\u1ed9t nhi\u1ec7m v\u1ee5 l\u1edbn th\u00e0nh nh\u1eefng nhi\u1ec7m v\u1ee5 nh\u1ecf h\u01a1n l\u00e0 \u0111\u1ec3 d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n h\u01a1n. III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG GV t\u1ed5 ch\u1ee9c HS ho\u1ea1t \u0111\u1ed9ng theo nh\u00f3m \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u00e0 tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi \u1edf ph\u1ea7n Luy\u1ec7n t\u1eadp. 1. N\u00eau m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 c\u00f4ng vi\u1ec7c h\u1eb1ng ng\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo t\u1eebng b\u01b0\u1edbc, m\u1ed7i b\u01b0\u1edbc l\u00e0 m\u1ed9t vi\u1ec7c nh\u1ecf, c\u00e1c b\u01b0\u1edbc ph\u1ea3i th\u1ef1c hi\u1ec7n \u0111\u00fang th\u1ee9 t\u1ef1. (V\u00ed d\u1ee5: ch\u00e0o c\u1edd, qu\u00e9t nh\u00e0, r\u1eeda ch\u00e9n b\u00e1t,...) GV y\u00eau c\u1ea7u HS gi\u1ea3i quy\u1ebft b\u00e0i t\u1eadp tr\u00ean b\u1eb1ng c\u00e1ch \u0111i\u1ec1n v\u00e0o s\u01a1 \u0111\u1ed3 minh ho\u1ea1 sau: Vi\u1ec7c nh\u1ecf 1: ................... (B\u01b0\u1edbc 1) DTP T\u00ean c\u00f4ng vi\u1ec7c: ................... Vi\u1ec7c nh\u1ecf 2: ................... (B\u01b0\u1edbc 2) (g\u1ed3m .......... b\u01b0\u1edbc) Vi\u1ec7c nh\u1ecf 3: ................... (B\u01b0\u1edbc 3) ................... ................... 96","DTP2. N\u00eau m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 c\u00f4ng vi\u1ec7c h\u1eb1ng ng\u00e0y \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c vi\u1ec7c nh\u1ecf \u0111\u1ec3 d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n. GV cho HS tr\u1ea3 l\u1eddi, GV c\u00f9ng c\u00e1c HS c\u00f2n l\u1ea1i s\u1ebd ph\u00e2n t\u00edch, g\u00f3p \u00fd c\u00e1c c\u00e2u tr\u1ea3 l\u1eddi \u0111\u00f3. G\u1ee3i \u00fd: B\u1ed1 m\u1eb9 ph\u00e2n c\u00f4ng cho em c\u00f4ng vi\u1ec7c lau nh\u00e0; nh\u00e0 g\u1ed3m ba ph\u00f2ng: ph\u00f2ng b\u1ebfp, ph\u00f2ng kh\u00e1ch, ph\u00f2ng ng\u1ee7. Em c\u00f3 th\u1ec3 chia c\u00f4ng vi\u1ec7c lau nh\u00e0 n\u00e0y th\u00e0nh c\u00e1c vi\u1ec7c nh\u1ecf, m\u1ed7i vi\u1ec7c nh\u1ecf t\u01b0\u01a1ng \u1ee9ng v\u1edbi vi\u1ec7c lau m\u1ed9t ph\u00f2ng. Sau khi em l\u1ea7n l\u01b0\u1ee3t lau t\u1eebng ph\u00f2ng, c\u00f4ng vi\u1ec7c l\u1edbn \u0111\u01b0\u1ee3c ph\u00e2n c\u00f4ng s\u1ebd ho\u00e0n th\u00e0nh. M\u1edf r\u1ed9ng: GV \u0111\u01b0a t\u00ecnh hu\u1ed1ng: M\u1ed7i t\u1ed5 tr\u01b0\u1edfng h\u00e3y \u0111\u1ebfm t\u1ed5ng s\u1ed1 s\u00e1ch tr\u00ean b\u00e0n c\u1ee7a t\u1ed5 m\u00ecnh? H\u00e3y tr\u00ecnh b\u00e0y c\u00e1ch \u0111\u1ebfm sao cho c\u00f3 k\u1ebft qu\u1ea3 nhanh nh\u1ea5t? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: C\u00e1ch nhanh nh\u1ea5t l\u00e0 t\u1ed5 tr\u01b0\u1edfng s\u1ebd giao cho m\u1ed7i t\u1ed5 vi\u00ean \u0111\u1ebfm s\u1ed1 s\u00e1ch tr\u00ean b\u00e0n c\u1ee7a t\u1eebng ng\u01b0\u1eddi, sau \u0111\u00f3 t\u1ed5 tr\u01b0\u1edfng s\u1ebd c\u1ed9ng l\u1ea1i. \u0110\u1ec3 c\u1ed9ng nhanh, ch\u00fang ta c\u00f3 th\u1ec3 chia nh\u1ecf ph\u00e9p t\u00ednh th\u00e0nh c\u1ed9ng s\u1ed1 s\u00e1ch c\u1ee7a 2 \u0111\u1ebfn 3 b\u1ea1n c\u00f9ng t\u1ed5 ng\u1ed3i g\u1ea7n nhau, ho\u1eb7c theo b\u00e0n, ho\u1eb7c theo d\u00e3y,... B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng Tu\u1ef3 v\u00e0o tr\u00ecnh \u0111\u1ed9 HS c\u1ee7a l\u1edbp, GV cho HS \u0111\u1ec1 xu\u1ea5t c\u00e1ch gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i to\u00e1n sau: 1. L\u1edbp c\u1ee7a An c\u00f3 nhi\u1ec7m v\u1ee5 tr\u1ed3ng hoa nh\u00e2n ng\u00e0y T\u1ebft tr\u1ed3ng c\u00e2y, g\u1ed3m ba lo\u1ea1i: hoa h\u1ed3ng, hoa c\u00fac, hoa \u0111\u1ed3ng ti\u1ec1n. C\u00f4 gi\u00e1o y\u00eau c\u1ea7u ban c\u00e1n s\u1ef1 l\u1edbp \u0111\u1ebfm s\u1ed1 c\u00e2y m\u00e0 l\u1edbp c\u1ee7a An \u0111\u00e3 tr\u1ed3ng \u0111\u01b0\u1ee3c. G\u1ee3i \u00fd: Ch\u00fang ta c\u00f3 th\u1ec3 chia vi\u1ec7c \u0111\u1ebfm s\u1ed1 c\u00e2y th\u00e0nh ba vi\u1ec7c nh\u1ecf \u0111\u1ec3 vi\u1ec7c \u0111\u1ebfm \u0111\u01b0\u1ee3c nhanh ch\u00f3ng. M\u1ed7i vi\u1ec7c nh\u1ecf (s\u1ebd do m\u1ed9t b\u1ea1n th\u1ef1c hi\u1ec7n) l\u00e0 \u0111\u1ebfm s\u1ed1 c\u00e2y c\u1ee7a m\u1ed9t lo\u1ea1i hoa, sau \u0111\u00f3 c\u1ed9ng c\u00e1c k\u1ebft qu\u1ea3 l\u1ea1i. 2. H\u00e3y s\u1eafp x\u1ebfp c\u00e1c nhi\u1ec7m v\u1ee5 nh\u1ecf c\u1ea7n l\u00e0m khi h\u1ecdc b\u00e0i bu\u1ed5i t\u1ed1i cho \u0111\u00fang th\u1ee9 t\u1ef1. a) B\u1eadt \u0111\u00e8n, chu\u1ea9n b\u1ecb s\u00e1ch v\u1edf. b) C\u1ea5t s\u00e1ch v\u1edf, t\u1eaft \u0111\u00e8n. c) Xem l\u1ea1i b\u00e0i \u0111\u00e3 h\u1ecdc trong ng\u00e0y. d) L\u00e0m b\u00e0i t\u1eadp \u0111\u01b0\u1ee3c giao. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a - c - d - b. 3. M\u1edf r\u1ed9ng cho HS kh\u00e1 \/ gi\u1ecfi: B\u00e0i to\u00e1n th\u00e1p H\u00e0 N\u1ed9i (SGK). \u0110\u1ea7u ti\u00ean, GV g\u1ee3i \u00fd c\u00e1ch gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n n\u00e0y v\u1edbi hai \u0111\u0129a. \u0110\u1ec3 di chuy\u1ec3n hai \u0111\u0129a t\u1eeb c\u1ed9t ngu\u1ed3n sang c\u1ed9t \u0111\u00edch, ch\u00fang ta th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc: B\u01b0\u1edbc 1: Di chuy\u1ec3n \u0111\u0129a tr\u00ean c\u00f9ng (\u0111\u0129a nh\u1ecf nh\u1ea5t) t\u1edbi c\u1ed9t trung gian. B\u01b0\u1edbc 2: Di chuy\u1ec3n \u0111\u0129a \u1edf d\u01b0\u1edbi c\u00f9ng (\u0111\u0129a to h\u01a1n) t\u1edbi c\u1ed9t \u0111\u00edch. B\u01b0\u1edbc 3: Di chuy\u1ec3n \u0111\u0129a nh\u1ecf nh\u1ea5t t\u1eeb c\u1ed9t trung gian v\u1ec1 c\u1ed9t \u0111\u00edch. 97","DTPB\u00e2y gi\u1edd, m\u1edf r\u1ed9ng b\u00e0i to\u00e1n v\u1edbi ba \u0111\u0129a. Ch\u00fang ta c\u00f3 th\u1ec3 chia nh\u1ecf b\u00e0i to\u00e1n n\u00e0y th\u00e0nh 2 b\u00e0i to\u00e1n con: di chuy\u1ec3n \u0111\u0129a l\u1edbn nh\u1ea5t t\u1eeb c\u1ed9t A t\u1edbi c\u1ed9t C v\u00e0 sau \u0111\u00f3 \u0111\u1eb7t hai \u0111\u0129a c\u00f2n l\u1ea1i l\u00ean tr\u00ean n\u00f3. \u00dd t\u01b0\u1edfng t\u1ed5ng qu\u00e1t c\u00e1c b\u01b0\u1edbc nh\u01b0 sau: B\u01b0\u1edbc 1: di chuy\u1ec3n hai \u0111\u0129a t\u1eeb c\u1ed9t A sang c\u1ed9t B. B\u01b0\u1edbc 2: di chuy\u1ec3n \u0111\u0129a l\u1edbn nh\u1ea5t t\u1eeb c\u1ed9t A sang c\u1ed9t C. B\u01b0\u1edbc 3: di chuy\u1ec3n hai \u0111\u0129a t\u1eeb c\u1ed9t B sang c\u1ed9t C. \u0110\u1ec3 th\u1ef1c hi\u1ec7n b\u01b0\u1edbc 1 v\u00e0 b\u01b0\u1edbc 3, ch\u00fang ta s\u1eed d\u1ee5ng c\u00e1ch gi\u1ea3i quy\u1ebft nh\u01b0 v\u1edbi tr\u01b0\u1eddng h\u1ee3p hai \u0111\u0129a \u1edf tr\u00ean. \u2022\t \u0110\u1ec3 d\u1ec5 h\u00ecnh dung, GV t\u1ea3i video minh ho\u1ea1 c\u00e1ch gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n th\u00e1p H\u00e0 N\u1ed9i cho HS theo d\u00f5i. \u2022\t GV t\u1ed5ng k\u1ebft: M\u1ed9t c\u00f4ng vi\u1ec7c khi \u0111\u01b0\u1ee3c chia nh\u1ecf s\u1ebd d\u1ec5 hi\u1ec3u v\u00e0 d\u1ec5 th\u1ef1c hi\u1ec7n h\u01a1n. B\u00c0I 20 TH\u1ef0C HI\u1ec6N C\u00d4NG VI\u1ec6C THEO \u0110I\u1ec0U KI\u1ec6N A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t S\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d \u0111\u1ec3 th\u1ec3 hi\u1ec7n quy\u1ebft \u0111\u1ecbnh th\u1ef1c hi\u1ec7n m\u1ed9t vi\u1ec7c hay kh\u00f4ng tu\u1ef3 thu\u1ed9c v\u00e0o m\u1ed9t \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. B. CHU\u1ea8N B\u1eca \u2022\t M\u00e1y t\u00ednh c\u1ee7a GV; m\u00e1y chi\u1ebfu ho\u1eb7c ti vi. \u2022\t B\u1ea3ng ph\u1ee5 \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea1y h\u1ecdc. C. C\u00c1C HO\u1ea0T \u0110\u1ed8NG D\u1ea0Y H\u1eccC I. M\u1ede \u0110\u1ea6U GV y\u00eau c\u1ea7u HS \u0111\u1ecdc SGK trang 74, t\u00ecm hi\u1ec3u t\u00ecnh hu\u1ed1ng v\u00e0 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi: B\u00ecnh ch\u1ecdn \u1edf nh\u00e0 \u0111\u1ecdc s\u00e1ch hay sang nh\u00e0 T\u00e2m c\u00f9ng ch\u01a1i \u0111\u00e1 b\u00f3ng? D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: B\u00ecnh \u1edf nh\u00e0 ho\u1eb7c sang nh\u00e0 T\u00e2m c\u00f2n tu\u1ef3 thu\u1ed9c v\u00e0o th\u1eddi ti\u1ebft. GV d\u1eabn d\u1eaft: Trong cu\u1ed9c s\u1ed1ng, c\u00f3 nh\u1eefng c\u00f4ng vi\u1ec7c m\u00e0 ch\u00fang ta th\u1ef1c hi\u1ec7n hay kh\u00f4ng c\u00f2n tu\u1ef3 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. 98","DTPII. KH\u00c1M PH\u00c1 1. Ph\u00e2n t\u00edch t\u00ecnh hu\u1ed1ng m\u1edf \u0111\u1ea7u GV y\u00eau c\u1ea7u HS ch\u1ec9 ra c\u00e1c c\u00f4ng vi\u1ec7c v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n trong t\u00ecnh hu\u1ed1ng m\u1edf \u0111\u1ea7u: \u2022\t C\u00e1c c\u00f4ng vi\u1ec7c: \u0111i \u0111\u00e1 b\u00f3ng, \u1edf nh\u00e0 \u0111\u1ecdc s\u00e1ch. \u2022\t C\u00e1c \u0111i\u1ec1u ki\u1ec7n: tr\u1eddi m\u01b0a, tr\u1eddi kh\u00f4ng m\u01b0a. GV \u0111\u1eb7t c\u00e2u h\u1ecfi g\u1ee3i m\u1edf d\u00f9ng c\u00e1ch n\u00f3i \u201cN\u1ebfu \u2026 th\u00ec ...\u201d \u0111\u1ec3 di\u1ec5n \u0111\u1ea1t: \u2022\t N\u1ebfu tr\u1eddi kh\u00f4ng m\u01b0a th\u00ec B\u00ecnh l\u00e0m g\u00ec? - N\u1ebfu tr\u1eddi kh\u00f4ng m\u01b0a th\u00ec B\u00ecnh s\u1ebd \u0111i \u0111\u00e1 b\u00f3ng. \u2022\t N\u1ebfu tr\u1eddi m\u01b0a th\u00ec B\u00ecnh s\u1ebd l\u00e0m g\u00ec? - N\u1ebfu tr\u1eddi m\u01b0a th\u00ec B\u00ecnh s\u1ebd \u1edf nh\u00e0 \u0111\u1ecdc s\u00e1ch. GV k\u1ebft lu\u1eadn: Ng\u01b0\u1eddi ta s\u1eed d\u1ee5ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d \u0111\u1ec3 th\u1ec3 hi\u1ec7n m\u1ed9t vi\u1ec7c \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n hay kh\u00f4ng l\u00e0 tu\u1ef3 thu\u1ed9c v\u00e0o m\u1ed9t \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. 2. Ph\u00e2n t\u00edch t\u00ecnh hu\u1ed1ng \u1edf H\u00ecnh 20.2 Tr\u00ean \u0111\u01b0\u1eddng \u0111i h\u1ecdc, khi An \u0111i \u0111\u1ebfn ng\u00e3 t\u01b0, \u0111\u00e8n giao th\u00f4ng d\u00e0nh cho ng\u01b0\u1eddi \u0111i b\u1ed9 b\u1eadt m\u00e0u \u0111\u1ecf. An d\u1eebng l\u1ea1i ch\u1edd \u0111\u00e8n giao th\u00f4ng b\u1eadt m\u00e0u xanh m\u1edbi sang \u0111\u01b0\u1eddng. GV y\u00eau c\u1ea7u HS ch\u1ec9 ra c\u00f4ng vi\u1ec7c, \u0111i\u1ec1u ki\u1ec7n, ph\u00e1t bi\u1ec3u \u201cN\u1ebfu ... th\u00ec ...\u201d cho tr\u01b0\u1eddng h\u1ee3p An sang \u0111\u01b0\u1eddng. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: \u2022\t C\u00f4ng vi\u1ec7c: <sang \u0111\u01b0\u1eddng> \u2022\t \u0110i\u1ec1u ki\u1ec7n: <\u0111\u00e8n xanh> \u2022\t N\u1ebfu <\u0111\u00e8n xanh> th\u00ec <sang \u0111\u01b0\u1eddng> GV k\u1ebft lu\u1eadn: S\u1eed d\u1ee5ng ph\u00e1t bi\u1ec3u: N\u1ebfu <\u0111i\u1ec1u ki\u1ec7n x\u1ea3y ra> th\u00ec <th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c>. III. LUY\u1ec6N T\u1eacP - V\u1eacN D\u1ee4NG 1. GV y\u00eau c\u1ea7u HS (ho\u1ea1t \u0111\u1ed9ng c\u00e1 nh\u00e2n ho\u1eb7c nh\u00f3m) x\u00e1c \u0111\u1ecbnh c\u00f4ng vi\u1ec7c, \u0111i\u1ec1u ki\u1ec7n v\u00e0 s\u1eed d\u1ee5ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d cho c\u00e1c t\u00ecnh hu\u1ed1ng trong SGK trang 75 v\u00e0 ghi k\u1ebft qu\u1ea3 v\u00e0o v\u1edf. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a) M\u1ed7i bu\u1ed5i s\u00e1ng, khi chu\u00f4ng \u0111\u1ed3ng h\u1ed3 b\u00e1o th\u1ee9c vang l\u00ean th\u00ec em th\u1ee9c d\u1eady. \u2022 C\u00f4ng vi\u1ec7c: Em th\u1ee9c d\u1eady. \u2022 \u0110i\u1ec1u ki\u1ec7n: Chu\u00f4ng \u0111\u1ed3ng h\u1ed3 b\u00e1o th\u1ee9c vang l\u00ean. \u2022 N\u1ebfu chu\u00f4ng \u0111\u1ed3ng h\u1ed3 b\u00e1o th\u1ee9c vang l\u00ean th\u00ec em th\u1ee9c d\u1eady. b) Khi nghe ti\u1ebfng tr\u1ed1ng v\u00e0o l\u1edbp th\u00ec em c\u00f9ng c\u00e1c b\u1ea1n x\u1ebfp h\u00e0ng v\u00e0o l\u1edbp. 99","DTP \u2022 C\u00f4ng vi\u1ec7c: Em c\u00f9ng c\u00e1c b\u1ea1n x\u1ebfp h\u00e0ng v\u00e0o l\u1edbp. \u2022 \u0110i\u1ec1u ki\u1ec7n: Nghe ti\u1ebfng tr\u1ed1ng v\u00e0o l\u1edbp. \u2022 N\u1ebfu nghe ti\u1ebfng tr\u1ed1ng v\u00e0o l\u1edbp th\u00ec em c\u00f9ng c\u00e1c b\u1ea1n x\u1ebfp h\u00e0ng v\u00e0o l\u1edbp. 2. M\u1edf r\u1ed9ng ph\u1ea7n luy\u1ec7n t\u1eadp (li\u00ean h\u1ec7 th\u1ef1c t\u1ebf): Em h\u00e3y d\u00f9ng c\u00e1ch n\u00f3i \u201cN\u1ebfu \u2026 th\u00ec \u2026\u201d \u0111\u1ec3 di\u1ec5n t\u1ea3 vi\u1ec7c l\u1ef1a ch\u1ecdn mang m\u0169 hay mang \u00e1o m\u01b0a tr\u01b0\u1edbc khi ra \u0111\u01b0\u1eddng c\u0103n c\u1ee9 v\u00e0o th\u1eddi ti\u1ebft. H\u00e3y s\u1eed d\u1ee5ng c\u00e1ch n\u00f3i \u201cN\u1ebfu \u2026 th\u00ec \u2026\u201d c\u1ee7a ng\u01b0\u1eddi so\u00e1t v\u00e9 \u0111\u1ec3 di\u1ec5n t\u1ea3 vi\u1ec7c c\u00f3 cho ph\u00e9p m\u1ed9t ng\u01b0\u1eddi v\u00e0o xem xi\u1ebfc hay kh\u00f4ng. B\u00e0i t\u1eadp v\u1eadn d\u1ee5ng 1. GV y\u00eau c\u1ea7u HS n\u00eau v\u00ed d\u1ee5 v\u1ec1 m\u1ed9t vi\u1ec7c h\u1eb1ng ng\u00e0y c\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n hay kh\u00f4ng tu\u1ef3 thu\u1ed9c v\u00e0o \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c tho\u1ea3 m\u00e3n hay kh\u00f4ng. GV y\u00eau c\u1ea7u HS x\u00e1c \u0111\u1ecbnh \u0111i\u1ec1u ki\u1ec7n, c\u00f4ng vi\u1ec7c, ph\u00e1t bi\u1ec3u b\u1eb1ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: a) Sau khi em l\u00e0m b\u00e0i t\u1eadp, c\u00f4 gi\u00e1o s\u1ebd ki\u1ec3m tra b\u00e0i l\u00e0m. C\u00f4 s\u1ebd khen ng\u1ee3i n\u1ebfu em l\u00e0m b\u00e0i t\u1ed1t. \u2022 C\u00f4ng vi\u1ec7c: C\u00f4 gi\u00e1o khen ng\u1ee3i. \u2022 \u0110i\u1ec1u ki\u1ec7n: Em l\u00e0m b\u00e0i t\u1ed1t. \u2022 N\u1ebfu em l\u00e0m b\u00e0i t\u1ed1t th\u00ec c\u00f4 gi\u00e1o khen ng\u1ee3i. b) B\u1ed1 s\u1ebd d\u1eabn em \u0111i xem phim v\u00e0o c\u00e1c ng\u00e0y cu\u1ed1i tu\u1ea7n. \u2022 C\u00f4ng vi\u1ec7c: B\u1ed1 d\u1eabn em \u0111i xem phim. \u2022 \u0110i\u1ec1u ki\u1ec7n: Ng\u00e0y cu\u1ed1i tu\u1ea7n. \u2022 N\u1ebfu h\u00f4m nay l\u00e0 ng\u00e0y cu\u1ed1i tu\u1ea7n th\u00ec b\u1ed1 d\u1eabn em \u0111i xem phim. 2. Gh\u00e9p m\u1ed7i m\u1ee5c \u1edf c\u1ed9t A v\u1edbi m\u1ed9t m\u1ee5c th\u00edch h\u1ee3p \u1edf c\u1ed9t B \u0111\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t bi\u1ec3u d\u00f9ng c\u00e1ch n\u00f3i \u201cN\u1ebfu ... th\u00ec ...\u201d. D\u1ef1 ki\u1ebfn k\u1ebft qu\u1ea3 t\u1eeb HS: 1 - c; 2 - a; 3 - b. B\u00c0I 21 X\u00c1C \u0110\u1ecaNH NHI\u1ec6M V\u1ee4 A. M\u1ee4C TI\u00caU Sau b\u00e0i h\u1ecdc n\u00e0y, HS s\u1ebd: \u2022\t Ph\u00e1t bi\u1ec3u \u0111\u01b0\u1ee3c nhi\u1ec7m v\u1ee5 \u0111\u1eb7t ra b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh nh\u1eefng g\u00ec \u0111\u00e3 cho tr\u01b0\u1edbc, c\u1ea7n l\u00e0m g\u00ec hay c\u1ea7n t\u1ea1o ra s\u1ea3n ph\u1ea9m s\u1ed1 n\u00e0o. 100"]