{"segment":[{"time":24,"part":[{"title":"","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Ch\u1ecdn m\u1ed9t ph\u00e1t bi\u1ec3u <b> SAI <\/b> khi n\u00f3i v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng Nguy\u1ec7t Th\u1ef1c:","select":["A. Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra ban \u0111\u00eam.","B. Nguy\u1ec7t th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t, M\u1eb7t Tr\u0103ng c\u00f9ng n\u1eb1m tr\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng.","C. Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra ban ng\u00e0y.","D. M\u1eb7t Tr\u0103ng b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t tr\u1eddi chi\u1ebfu s\u00e1ng."],"hint":"","explain":"<span class='basic_left'>Nguy\u1ec7t Th\u1ef1c ch\u1ec9 c\u00f3 th\u1ec3 x\u1ea3y ra v\u00e0o ban \u0111\u00eam khi c\u00f3 Tr\u0103ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n SAI l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2091},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng Nh\u1eadt Th\u1ef1c x\u1ea3y ra khi:","select":["A. M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t v\u00e0 M\u1eb7t Tr\u0103ng th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1","B. M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng v\u00e0 Tr\u00e1i \u0110\u1ea5t th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1","C. Tr\u00e1i \u0110\u1ea5t kh\u00f4ng \u1edf trong v\u00f9ng b\u00f3ng \u0111en hay v\u00f9ng n\u1eeda t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng","D. A v\u00e0 C \u0111\u00fang"],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng Nh\u1eadt Th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng v\u00e0 Tr\u00e1i \u0110\u1ea5t th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2092},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra khi:","select":["A. M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t v\u00e0 M\u1eb7t Tr\u0103ng th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1","B. M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng v\u00e0 Tr\u00e1i \u0110\u1ea5t th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1","C. Tr\u00e1i \u0110\u1ea5t kh\u00f4ng \u1edf trong v\u00f9ng b\u00f3ng \u0111en hay v\u00f9ng n\u1eeda t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng","D. B v\u00e0 C \u0111\u00fang"],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t v\u00e0 M\u1eb7t Tr\u0103ng th\u1eb3ng h\u00e0ng theo th\u1ee9 t\u1ef1.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2093},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"Khi \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng t\u1ed1i hay b\u00f3ng n\u1eeda t\u1ed1i ta m\u1edbi quan s\u00e1t \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n. V\u00ec sao l\u1ea1i kh\u1eb3ng \u0111\u1ecbnh nh\u01b0 v\u1eady?","select":["A. \u0110\u1ee9ng \u1edf ch\u1ed7 b\u00f3ng n\u1eeda t\u1ed1i. V\u00ec \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng n\u1eeda t\u1ed1i ta c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi, ta g\u1ecdi l\u00e0 c\u00f3 Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n.","B. \u0110\u1ee9ng \u1edf ch\u1ed7 b\u00f3ng t\u1ed1i. V\u00ec \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng t\u1ed1i ta kh\u00f4ng nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi, ta g\u1ecdi l\u00e0 c\u00f3 Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n.","C. \u0110\u1ee9ng \u1edf ch\u1ed7 b\u00f3ng n\u1eeda t\u1ed1i. V\u00ec \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng t\u1ed1i ta kh\u00f4ng nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi ta g\u1ecdi l\u00e0 c\u00f3 Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n.","D. \u0110\u1ee9ng \u1edf ch\u1ed7 b\u00f3ng t\u1ed1i. V\u00ec \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng t\u1ed1i ta s\u1ebd nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi ta g\u1ecdi l\u00e0 c\u00f3 Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n."],"hint":"","explain":"<span class='basic_left'>\u0110\u1ee9ng \u1edf ch\u1ed7 b\u00f3ng t\u1ed1i. V\u00ec \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed b\u00f3ng t\u1ed1i ta kh\u00f4ng nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi, ta g\u1ecdi l\u00e0 c\u00f3 Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2094},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t \u0111\u1ec3 \u0111i\u1ec1n v\u00e0o ch\u1ed7 tr\u1ed1ng","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"\u0110i\u1ec1n t\u1eeb th\u00edch h\u1ee3p:<br\/>B\u00f3ng t\u1ed1i n\u1eb1m \u1edf ph\u00eda sau v\u1eadt c\u1ea3n ......... \u00e1nh s\u00e1ng t\u1eeb ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.","select":["A. nh\u1eadn \u0111\u01b0\u1ee3c","B. kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c","C. c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c","D. c\u00f3 th\u1ec3 kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c"],"hint":"","explain":"<span class='basic_left'>B\u00f3ng t\u1ed1i n\u1eb1m \u1edf ph\u00eda sau v\u1eadt c\u1ea3n kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2095},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":5,"ques":"B\u00f3ng n\u1eeda t\u1ed1i n\u1eb1m \u1edf ph\u00eda sau v\u1eadt c\u1ea3n v\u00e0","select":["A. ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb m\u1ed9t ph\u1ea7n c\u1ee7a ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.","B. nh\u1eadn \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 \u00e1nh s\u00e1ng t\u1eeb ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.","C. kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.","D. kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u \u00e1nh s\u00e1ng t\u1eeb ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi."],"hint":"","explain":"<span class='basic_left'>B\u00f3ng n\u1eeda t\u1ed1i n\u1eb1m \u1edf ph\u00eda sau v\u1eadt c\u1ea3n v\u00e0 ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb m\u1ed9t ph\u1ea7n c\u1ee7a ngu\u1ed3n s\u00e1ng truy\u1ec1n t\u1edbi.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 .<\/span><\/span> ","column":1}]}],"id_ques":2096},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o x\u1ea3y ra khi M\u1eb7t Tr\u0103ng b\u1ecb tr\u00e1i \u0111\u1ea5t che khu\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng?","select":["A. Nh\u1eadt Th\u1ef1c m\u1ed9t ph\u1ea7n","B. Nguy\u1ec7t Th\u1ef1c","C. Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n","D. Nh\u1eadt Th\u1ef1c"],"hint":"","explain":"<span class='basic_left'>Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u0103ng b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2097},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"\u0110\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t, tr\u01b0\u1eddng h\u1ee3p n\u00e0o d\u01b0\u1edbi \u0111\u00e2y ta th\u1ea5y c\u00f3 Nguy\u1ec7t Th\u1ef1c?","select":["A. Ban \u0111\u00eam, khi n\u01a1i ta \u0111\u1ee9ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi.","B. Ban \u0111\u00eam, khi M\u1eb7t Tr\u0103ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi v\u00ec b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t.","C. Khi M\u1eb7t Tr\u1eddi che khu\u1ea5t M\u1eb7t Tr\u0103ng, kh\u00f4ng cho \u00e1nh s\u00e1ng t\u1eeb M\u1eb7t Tr\u0103ng t\u1edbi Tr\u00e1i \u0110\u1ea5t.","D. Khi M\u1eb7t Tr\u0103ng che khu\u1ea5t M\u1eb7t Tr\u1eddi, ta ch\u1ec9 nh\u00ecn th\u1ea5y ph\u00eda sau M\u1eb7t Tr\u0103ng t\u1ed1i \u0111en."],"hint":"","explain":"<span class='basic_left'>\u0110\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t, tr\u01b0\u1eddng h\u1ee3p ta th\u1ea5y c\u00f3 Nguy\u1ec7t Th\u1ef1c l\u00e0 ban \u0111\u00eam, khi M\u1eb7t Tr\u0103ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi v\u00ec b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2098},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"\u0110\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t, tr\u01b0\u1eddng h\u1ee3p n\u00e0o d\u01b0\u1edbi \u0111\u00e2y ta th\u1ea5y c\u00f3 Nh\u1eadt Th\u1ef1c?","select":["A. Ban \u0111\u00eam, khi M\u1eb7t Tr\u1eddi b\u1ecb n\u1eeda kia c\u1ee7a Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t n\u00ean \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi kh\u00f4ng \u0111\u1ebfn \u0111\u01b0\u1ee3c n\u01a1i ta \u0111\u1ee9ng.","B. Ban ng\u00e0y, khi M\u1eb7t Tr\u0103ng che khu\u1ea5t M\u1eb7t Tr\u1eddi, kh\u00f4ng cho \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi chi\u1ebfu xu\u1ed1ng M\u1eb7t \u0111\u1ea5t n\u01a1i ta \u0111\u1ee9ng.","C. Ban ng\u00e0y, khi Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t M\u1eb7t Tr\u0103ng.","D. Ban \u0111\u00eam, khi Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t M\u1eb7t Tr\u0103ng."],"hint":"","explain":"<span class='basic_left'>\u0110\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t, tr\u01b0\u1eddng h\u1ee3p ta th\u1ea5y c\u00f3 Nh\u1eadt Th\u1ef1c l\u00e0 ban ng\u00e0y, khi M\u1eb7t Tr\u0103ng che khu\u1ea5t M\u1eb7t Tr\u1eddi, kh\u00f4ng cho \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi chi\u1ebfu xu\u1ed1ng m\u1eb7t \u0111\u1ea5t n\u01a1i ta \u0111\u1ee9ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2099},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Nguy\u00ean nh\u00e2n n\u00e0o d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng Nh\u1eadt Th\u1ef1c?","select":["A. M\u1eb7t Tr\u1eddi ng\u1eebng ph\u00e1t ra \u00e1nh s\u00e1ng.","B. M\u1eb7t Tr\u1eddi b\u1ed7ng nhi\u00ean bi\u1ebfn m\u1ea5t.","C. M\u1eb7t Tr\u1eddi b\u1ecb M\u1eb7t Tr\u0103ng che khu\u1ea5t n\u00ean \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi kh\u00f4ng \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u1eb7t \u0111\u1ea5t.","D. Ng\u01b0\u1eddi quan s\u00e1t \u0111\u1ee9ng \u1edf n\u1eeda sau Tr\u00e1i \u0110\u1ea5t, kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng."],"hint":"","explain":"<span class='basic_left'>Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng Nh\u1eadt Th\u1ef1c l\u00e0 M\u1eb7t Tr\u1eddi b\u1ecb M\u1eb7t Tr\u0103ng che khu\u1ea5t n\u00ean \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi kh\u00f4ng \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u1eb7t \u0111\u1ea5t.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2100},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"Ta quan s\u00e1t th\u1ea5y g\u00ec khi n\u01a1i ta \u0111\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t n\u1eb1m trong b\u00f3ng t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng?","select":["A. Tr\u1eddi b\u1ed7ng s\u00e1ng b\u1eebng l\u00ean.","B. Xung quanh M\u1eb7t Tr\u0103ng xu\u1ea5t hi\u1ec7n c\u1ea7u v\u1ed3ng.","C. Ph\u1ea7n s\u00e1ng c\u1ee7a M\u1eb7t Tr\u0103ng b\u1ecb thu h\u1eb9p d\u1ea7n r\u1ed3i m\u1ea5t h\u1eb3n.","D. Tr\u1eddi b\u1ed7ng t\u1ed1i s\u1ea7m nh\u01b0 M\u1eb7t Tr\u1eddi bi\u1ebfn m\u1ea5t."],"hint":"","explain":"<span class='basic_left'>Ta quan s\u00e1t th\u1ea5y tr\u1eddi b\u1ed7ng t\u1ed1i s\u1ea7m nh\u01b0 M\u1eb7t Tr\u1eddi bi\u1ebfn m\u1ea5t khi n\u01a1i ta \u0111\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t n\u1eb1m trong b\u00f3ng t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2101},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"M\u1ed9t v\u1eadt c\u1ea3n \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng gi\u1eefa m\u1ed9t b\u00f3ng \u0111i\u1ec7n d\u00e2y t\u00f3c \u0111ang s\u00e1ng v\u00e0 m\u1ed9t m\u00e0n ch\u1eafn. K\u00edch th\u01b0\u1edbc c\u1ee7a b\u00f3ng n\u1eeda t\u1ed1i thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o khi \u0111\u01b0a v\u1eadt c\u1ea3n l\u1ea1i g\u1ea7n m\u00e0n ch\u1eafn h\u01a1n?","select":["A. T\u0103ng l\u00ean","B. Gi\u1ea3m \u0111i","C. L\u00fac \u0111\u1ea7u t\u0103ng l\u00ean, sau gi\u1ea3m \u0111i","D. Kh\u00f4ng thay \u0111\u1ed5i"],"hint":"","explain":"<span class='basic_left'>M\u1ed9t v\u1eadt c\u1ea3n \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng gi\u1eefa m\u1ed9t b\u00f3ng \u0111i\u1ec7n d\u00e2y t\u00f3c \u0111ang s\u00e1ng v\u00e0 m\u1ed9t m\u00e0n ch\u1eafn. K\u00edch th\u01b0\u1edbc c\u1ee7a b\u00f3ng n\u1eeda t\u1ed1i l\u00fac \u0111\u1ea7u t\u0103ng l\u00ean, sau gi\u1ea3m \u0111i khi \u0111\u01b0a v\u1eadt c\u1ea3n l\u1ea1i g\u1ea7n m\u00e0n ch\u1eafn h\u01a1n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2102},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"\u0110\u1eb7t m\u1ed9t ng\u1ecdn n\u1ebfn tr\u01b0\u1edbc m\u1ed9t m\u00e0n ch\u1eafn s\u00e1ng. \u0110\u1ec3 m\u1eaft trong v\u00f9ng b\u00f3ng n\u1eeda t\u1ed1i, ta quan s\u00e1t ng\u1ecdn n\u1ebfn th\u1ea5y c\u00f3 g\u00ec kh\u00e1c so v\u1edbi khi kh\u00f4ng c\u00f3 m\u00e0n ch\u1eafn?","select":["A. Ng\u1ecdn n\u1ebfn s\u00e1ng y\u1ebfu h\u01a1n","B. Ch\u1ec9 nh\u00ecn th\u1ea5y m\u1ed9t ph\u1ea7n c\u1ee7a ng\u1ecdn n\u1ebfn","C. Ng\u1ecdn n\u1ebfn s\u00e1ng m\u1ea1nh h\u01a1n","D. Kh\u00f4ng c\u00f3 g\u00ec kh\u00e1c"],"hint":"","explain":"<span class='basic_left'>\u0110\u1eb7t m\u1ed9t ng\u1ecdn n\u1ebfn tr\u01b0\u1edbc m\u1ed9t m\u00e0n ch\u1eafn s\u00e1ng. \u0110\u1ec3 m\u1eaft trong v\u00f9ng b\u00f3ng n\u1eeda t\u1ed1i, ta ch\u1ec9 nh\u00ecn th\u1ea5y m\u1ed9t ph\u1ea7n c\u1ee7a ng\u1ecdn n\u1ebfn.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2103},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop7/vatly/bai3/lv2/img\/h0.jpg'\/><\/center>H\u00ecnh n\u00e0o tr\u00ean \u0111\u00e2y v\u1ebd kh\u00f4ng \u0111\u00fang h\u00ecnh M\u1eb7t Tr\u0103ng khi c\u00f3 Nguy\u1ec7t Th\u1ef1c m\u1ed9t ph\u1ea7n.","select":["A. H\u00ecnh A","B. H\u00ecnh B","C. H\u00ecnh C","D. H\u00ecnh D"],"hint":"","explain":"<span class='basic_left'>V\u00ec M\u1eb7t Tr\u0103ng ban \u0111\u1ea7u c\u00f3 h\u00ecnh tr\u00f2n, khi c\u00f3 Nguy\u1ec7t Th\u1ef1c m\u1ed9t ph\u1ea7n M\u1eb7t Tr\u0103ng b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t n\u00ean s\u1ebd c\u00f3 h\u00ecnh d\u1ea1ng nh\u01b0 trong h\u00ecnh A, B, D. C\u00f2n h\u00ecnh C kh\u00f4ng b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t n\u00ean l\u00e0 h\u00ecnh kh\u00f4ng \u0111\u00fang.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2104},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"Nguy\u00ean nh\u00e2n n\u00e0o d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng Nguy\u1ec7t Th\u1ef1c?","select":["A. M\u1eb7t Tr\u0103ng b\u1ecb g\u1ea5u tr\u1eddi \u0103n","B. M\u1eb7t ph\u1ea3n x\u1ea1 c\u1ee7a M\u1eb7t Tr\u0103ng kh\u00f4ng h\u01b0\u1edbng v\u1ec1 ph\u00eda Tr\u00e1i \u0110\u1ea5t n\u01a1i ta \u0111ang \u0111\u1ee9ng","C. M\u1eb7t Tr\u0103ng b\u1ed7ng d\u01b0ng ng\u1eebng ph\u00e1t s\u00e1ng","D. Tr\u00e1i \u0110\u1ea5t ch\u1eafn kh\u00f4ng cho \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi chi\u1ebfu t\u1edbi M\u1eb7t Tr\u0103ng"],"hint":"","explain":"<span class='basic_left'>Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u0103ng b\u1ecb Tr\u00e1i \u0110\u1ea5t che khu\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c M\u1eb7t Tr\u1eddi chi\u1ebfu s\u00e1ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2105},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":5,"ques":"\u0110\u00eam r\u1eb1m, ta quan s\u00e1t th\u1ea5y g\u00ec khi M\u1eb7t Tr\u0103ng \u0111i v\u00e0o b\u00f3ng t\u1ed1i c\u1ee7a Tr\u00e1i \u0110\u1ea5t?","select":["A. M\u1eb7t Tr\u0103ng b\u1eebng s\u00e1ng l\u00ean r\u1ed3i bi\u1ebfn m\u1ea5t","B. Ph\u1ea7n s\u00e1ng c\u1ee7a M\u1eb7t Tr\u0103ng b\u1ecb thu h\u1eb9p d\u1ea7n r\u1ed3i m\u1ea5t h\u1eb3n","C. M\u1eb7t Tr\u0103ng to ra m\u1ed9t c\u00e1ch kh\u00e1c th\u01b0\u1eddng","D. Tr\u00ean m\u1eb7t \u0111\u1ea5t xu\u1ea5t hi\u1ec7n m\u1ed9t v\u00f9ng t\u1ed1i"],"hint":"","explain":"<span class='basic_left'>\u0110\u00eam r\u1eb1m, khi M\u1eb7t Tr\u0103ng \u0111i v\u00e0o b\u00f3ng t\u1ed1i c\u1ee7a Tr\u00e1i \u0110\u1ea5t ta th\u1ea5y ph\u1ea7n s\u00e1ng c\u1ee7a M\u1eb7t Tr\u0103ng b\u1ecb thu h\u1eb9p d\u1ea7n r\u1ed3i m\u1ea5t h\u1eb3n.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2106},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"M\u1ed9t v\u1eadt c\u1ea3n \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng gi\u1eefa m\u1ed9t b\u00f3ng \u0111i\u1ec7n d\u00e2y t\u00f3c \u0111ang s\u00e1ng v\u00e0 m\u1ed9t m\u00e0n ch\u1eafn. K\u00edch th\u01b0\u1edbc c\u1ee7a b\u00f3ng n\u1eeda t\u1ed1i thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o khi \u0111\u01b0a v\u1eadt c\u1ea3n l\u1ea1i g\u1ea7n m\u00e0n ch\u1eafn h\u01a1n?","select":["A. t\u0103ng l\u00ean","B. gi\u1ea3m \u0111i","C. kh\u00f4ng thay \u0111\u1ed5i","D. l\u00fac \u0111\u1ea7u t\u0103ng l\u00ean, sau gi\u1ea3m \u0111i"],"hint":"","explain":"<span class='basic_left'>M\u1ed9t v\u1eadt c\u1ea3n \u0111\u01b0\u1ee3c \u0111\u1eb7t trong kho\u1ea3ng gi\u1eefa m\u1ed9t b\u00f3ng \u0111i\u1ec7n d\u00e2y t\u00f3c \u0111ang s\u00e1ng v\u00e0 m\u1ed9t m\u00e0n ch\u1eafn. K\u00edch th\u01b0\u1edbc c\u1ee7a b\u00f3ng n\u1eeda t\u1ed1i l\u00fac \u0111\u1ea7u t\u0103ng l\u00ean, sau gi\u1ea3m \u0111i.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":2}]}],"id_ques":2107},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c to\u00e0n ph\u1ea7n x\u1ea3y ra khi:","select":["A. M\u1eb7t Tr\u0103ng n\u1eb1m trong v\u00f9ng b\u00f3ng t\u1ed1i c\u1ee7a M\u1eb7t Tr\u1eddi tr\u00ean Tr\u00e1i \u0110\u1ea5t","B. M\u1eb7t Tr\u0103ng n\u1eb1m trong v\u00f9ng b\u00f3ng n\u1eeda t\u1ed1i c\u1ee7a M\u1eb7t Tr\u1eddi tr\u00ean Tr\u00e1i \u0110\u1ea5t","C. Ta \u0111\u1ee9ng trong v\u00f9ng b\u00f3ng t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng tr\u00ean Tr\u00e1i \u0110\u1ea5t","D. Ta \u0111\u1ee9ng trong v\u00f9ng b\u00f3ng n\u1eeda t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng tr\u00ean Tr\u00e1i \u0110\u1ea5t"],"hint":"","explain":"<span class='basic_left'>Hi\u1ec7n t\u01b0\u1ee3ng nh\u1eadt th\u1ef1c to\u00e0n ph\u1ea7n x\u1ea3y ra khi ta \u0111\u1ee9ng trong v\u00f9ng b\u00f3ng t\u1ed1i c\u1ee7a M\u1eb7t Tr\u0103ng tr\u00ean Tr\u00e1i \u0110\u1ea5t<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2108},{"time":24,"part":[{"title":"","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":5,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop7/vatly/bai3/lv2/img\/h1.jpg'\/><\/center>Nh\u1eadn x\u00e9t n\u00e0o d\u01b0\u1edbi \u0111\u00e2y l\u00e0 sai:","select":["A. V\u00f9ng b\u00f3ng n\u1eeda t\u1ed1i v\u00ec v\u00f9ng n\u00e0y ch\u1ec9 nh\u1eadn m\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng t\u1eeb \u0111\u00e8n \u0111i\u1ec7n t\u1edbi.","B. Tr\u00ean m\u00e0n ch\u1eafn \u0111\u1eb7t ph\u00eda sau v\u1eadt c\u1ea3n c\u00f3 m\u1ed9t v\u00f9ng ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb m\u1ed9t ph\u1ea7n c\u1ee7a ngu\u1ed3n s\u00e1ng t\u1edbi g\u1ecdi l\u00e0 v\u00f9ng t\u1ed1i","C. V\u00f9ng ngo\u00e0i c\u00f9ng l\u00e0 v\u00f9ng s\u00e1ng","D. V\u00f9ng b\u00f3ng t\u1ed1i v\u00ec v\u00f9ng n\u00e0y ch\u1ec9 nh\u1eadn m\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng t\u1eeb \u0111\u00e8n \u0111i\u1ec7n t\u1edbi."],"hint":"","explain":"<span class='basic_left'> V\u00f9ng b\u00f3ng t\u1ed1i v\u00ec v\u00f9ng n\u00e0y kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c \u00e1nh s\u00e1ng t\u1eeb \u0111\u00e8n \u0111i\u1ec7n t\u1edbi.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2109},{"time":24,"part":[{"title":"","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":5,"ques":"Nh\u1eadn x\u00e9t n\u00e0o d\u01b0\u1edbi \u0111\u00e2y l\u00e0 sai:","select":["A. Nh\u1eadt Th\u1ef1c to\u00e0n ph\u1ea7n \u0111\u1ee9ng trong v\u00f9ng b\u00f3ng t\u1ed1i kh\u00f4ng nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi","B. Nh\u1eadt Th\u1ef1c m\u1ed9t ph\u1ea7n: \u0111\u1ee9ng trong v\u00f9ng n\u1eeda t\u1ed1i nh\u00ecn th\u1ea5y m\u1ed9t ph\u1ea7n M\u1eb7t Tr\u1eddi","C. Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra v\u00e0o ban ng\u00e0y","D. Nguy\u1ec7t Th\u1ef1c x\u1ea3y ra khi M\u1eb7t Tr\u1eddi, Tr\u00e1i \u0110\u1ea5t, M\u1eb7t Tr\u0103ng c\u00f9ng n\u1eb1m tr\u00ean m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng."],"hint":"","explain":"<span class='basic_left'>Nguy\u1ec7t Th\u1ef1c ch\u1ec9 x\u1ea3y ra v\u00e0o ban \u0111\u00eam.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2110}],"lesson":{"save":0,"level":2}}