{"segment":[{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":10,"ques":"Trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau \u0111\u00e2y, \u0111\u1eb7c \u0111i\u1ec3m n\u00e0o kh\u00f4ng ph\u1ea3i l\u00e0 c\u1ee7a s\u1ef1 bay h\u01a1i?","select":["A. X\u1ea3y ra \u1edf b\u1ea5t k\u00ec nhi\u1ec7t \u0111\u1ed9 n\u00e0o c\u1ee7a ch\u1ea5t l\u1ecfng","B. X\u1ea3y ra tr\u00ean m\u1eb7t tho\u00e1ng c\u1ee7a ch\u1ea5t l\u1ecfng","C. Kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c","D. X\u1ea3y ra \u1edf m\u1ed9t nhi\u1ec7t \u0111\u1ed9 x\u00e1c \u0111\u1ecbnh c\u1ee7a ch\u1ea5t l\u1ecfng"],"hint":"","explain":"<span class='basic_left'>S\u1ef1 bay h\u01a1i x\u1ea3y ra \u1edf b\u1ea5t k\u00ec nhi\u1ec7t \u0111\u1ed9 n\u00e0o c\u1ee7a ch\u1ea5t l\u1ecfng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2511},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"N\u01b0\u1edbc \u0111\u1ef1ng trong c\u1ed1c bay h\u01a1i c\u00e0ng nhanh khi:","select":["A. N\u01b0\u1edbc trong c\u1ed1c c\u00e0ng nhi\u1ec1u","B. N\u01b0\u1edbc trong c\u1ed1c c\u00e0ng \u00edt","C. N\u01b0\u1edbc trong c\u1ed1c c\u00e0ng n\u00f3ng","D. N\u01b0\u1edbc trong c\u1ed1c c\u00e0ng l\u1ea1nh"],"hint":"","explain":"<span class='basic_left'>S\u1ef1 bay h\u01a1i di\u1ec5n ra c\u00e0ng nhanh khi nhi\u1ec7t \u0111\u1ed9 c\u00e0ng cao.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2512},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"T\u1ed1c \u0111\u1ed9 bay h\u01a1i c\u1ee7a m\u1ed9t ch\u1ea5t l\u1ecfng ph\u1ee5 thu\u1ed9c v\u00e0o?","select":["A. Nhi\u1ec7t \u0111\u1ed9","B. \u0110\u1ed9 \u1ea9m","C. Kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o g\u00ec c\u1ea3","D. N\u01b0\u1edbc"],"hint":"","explain":"<span class='basic_left'>T\u1ed1c \u0111\u1ed9 bay h\u01a1i c\u1ee7a m\u1ed9t ch\u1ea5t l\u1ecfng ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":2}]}],"id_ques":2513},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o sau \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 ng\u01b0ng t\u1ee5?","select":["A. s\u01b0\u01a1ng \u0111\u1ecdng tr\u00ean l\u00e1 c\u00e2y","B. s\u1ef1 t\u1ea1o th\u00e0nh s\u01b0\u01a1ng m\u00f9","C. s\u1ef1 t\u1ea1o th\u00e0nh h\u01a1i n\u01b0\u1edbc","D. s\u1ef1 t\u1ea1o th\u00e0nh m\u00e2y"],"hint":"","explain":"<span class='basic_left'>\u0110\u00e2y l\u00e0 s\u1ef1 bay h\u01a1i.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2514},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"T\u1ea1i sao v\u00e0o m\u00f9a l\u1ea1nh, khi h\u00e0 h\u01a1i v\u00e0o m\u1eb7t g\u01b0\u01a1ng ta th\u1ea5y m\u1eb7t g\u01b0\u01a1ng m\u1edd \u0111i r\u1ed3i sau m\u1ed9t th\u1eddi gian m\u1eb7t g\u01b0\u01a1ng l\u1ea1i s\u00e1ng tr\u1edf l\u1ea1i?","select":["A. Trong h\u01a1i th\u1edf c\u1ee7a ng\u01b0\u1eddi c\u00f3 h\u01a1i n\u01b0\u1edbc. Khi g\u1eb7p m\u1eb7t g\u01b0\u01a1ng l\u1ea1nh, h\u01a1i n\u01b0\u1edbc n\u00e0y ng\u01b0ng t\u1ee5 th\u00e0nh nh\u1eefng gi\u1ecdt n\u01b0\u1edbc nh\u1ecf l\u00e0m m\u1edd g\u01b0\u01a1ng. Sau m\u1ed9t th\u1eddi gian nh\u1eefng gi\u1ecdt n\u01b0\u1edbc n\u00e0y l\u1ea1i bay h\u01a1i h\u1ebft v\u00e0o kh\u00f4ng kh\u00ed v\u00e0 m\u1eb7t g\u01b0\u01a1ng s\u00e1ng tr\u1edf l\u1ea1i.","B. Trong h\u01a1i th\u1edf c\u1ee7a ng\u01b0\u1eddi c\u00f3 h\u01a1i n\u01b0\u1edbc. Khi g\u1eb7p m\u1eb7t g\u01b0\u01a1ng l\u1ea1nh, h\u01a1i n\u01b0\u1edbc n\u00e0y bay h\u01a1i th\u00e0nh nh\u1eefng gi\u1ecdt n\u01b0\u1edbc nh\u1ecf l\u00e0m m\u1edd g\u01b0\u01a1ng. Sau m\u1ed9t th\u1eddi gian nh\u1eefng gi\u1ecdt n\u01b0\u1edbc n\u00e0y l\u1ea1i ng\u01b0ng t\u1ee5 h\u1ebft v\u00e0o kh\u00f4ng kh\u00ed v\u00e0 m\u1eb7t g\u01b0\u01a1ng s\u00e1ng tr\u1edf l\u1ea1i.","C. Trong h\u01a1i th\u1edf c\u1ee7a ng\u01b0\u1eddi c\u00f3 gi\u00f3. Khi g\u1eb7p m\u1eb7t g\u01b0\u01a1ng l\u1ea1nh, gi\u00f3 th\u1ed5i h\u01a1i n\u01b0\u1edbc ngo\u00e0i kh\u00f4ng kh\u00ed th\u00e0nh nh\u1eefng gi\u1ecdt n\u01b0\u1edbc nh\u1ecf l\u00e0m m\u1edd g\u01b0\u01a1ng. Sau m\u1ed9t th\u1eddi gian nh\u1eefng gi\u1ecdt n\u01b0\u1edbc n\u00e0y l\u1ea1i bay h\u01a1i h\u1ebft v\u00e0o kh\u00f4ng kh\u00ed v\u00e0 m\u1eb7t g\u01b0\u01a1ng s\u00e1ng tr\u1edf l\u1ea1i.","D. T\u1ea5t c\u1ea3 \u0111\u1ec1u sai"],"hint":"","explain":"<span class='basic_left'><br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2515},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":10,"ques":"S\u01b0\u01a1ng m\u00f9 hay c\u00f3 v\u00e0o m\u00f9a l\u1ea1nh hay m\u00f9a n\u00f3ng? T\u1ea1i sao?","select":["A. S\u01b0\u01a1ng m\u00f9 th\u01b0\u1eddng c\u00f3 v\u00e0o m\u00f9a n\u00f3ng v\u00ec n\u01b0\u1edbc b\u1ed1c h\u01a1i nhanh t\u1ea1o th\u00e0nh s\u01b0\u01a1ng m\u00f9","B. S\u01b0\u01a1ng m\u00f9 th\u01b0\u1eddng c\u00f3 v\u00e0o m\u00f9a n\u00f3ng v\u00ec n\u01b0\u1edbc ng\u01b0ng t\u1ee5 t\u1ea1o th\u00e0nh s\u01b0\u01a1ng","C. S\u01b0\u01a1ng m\u00f9 th\u01b0\u1eddng c\u00f3 v\u00e0o m\u00f9a l\u1ea1nh v\u00ec n\u01b0\u1edbc bay h\u01a1i t\u1ea1o th\u00e0nh s\u01b0\u01a1ng","D. S\u01b0\u01a1ng m\u00f9 th\u01b0\u1eddng c\u00f3 v\u00e0o m\u00f9a l\u1ea1nh v\u00ec h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed g\u1eb7p l\u1ea1nh n\u00ean t\u1ea1o th\u00e0nh s\u01b0\u01a1ng, khi g\u1eb7p m\u1eb7t tr\u1eddi th\u00ec l\u1ea1i tan, v\u00ec nhi\u1ec7t \u0111\u1ed9 t\u0103ng l\u00e0m t\u1ed1c \u0111\u1ed9 bay h\u01a1i t\u0103ng"],"hint":"","explain":"<span class='basic_left'>S\u01b0\u01a1ng m\u00f9 th\u01b0\u1eddng c\u00f3 v\u00e0o m\u00f9a l\u1ea1nh v\u00ec h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed g\u1eb7p l\u1ea1nh n\u00ean t\u1ea1o th\u00e0nh s\u01b0\u01a1ng, khi g\u1eb7p m\u1eb7t tr\u1eddi th\u00ec l\u1ea1i tan, v\u00ec nhi\u1ec7t \u0111\u1ed9 t\u0103ng l\u00e0m t\u1ed1c \u0111\u1ed9 bay h\u01a1i t\u0103ng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2516},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"T\u1ea1i sao s\u1ea5y t\u00f3c l\u1ea1i l\u00e0m cho t\u00f3c mau kh\u00f4?","select":["A. V\u00ec nhi\u1ec7t \u0111\u1ed9, v\u00e0 gi\u00f3 c\u1ee7a m\u00e1y s\u1ea5y t\u00f3c l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 bay h\u01a1i c\u1ee7a n\u01b0\u1edbc tr\u00ean t\u00f3c l\u00e0m cho t\u00f3c mau kh\u00f4.","B. V\u00ec ch\u1ec9 c\u00f3 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00e1y s\u1ea5y l\u00e0m t\u00f3c nhanh kh\u00f4.","C. V\u00ec m\u00e1y s\u1ea5y c\u00f3 \u0111i\u1ec7n n\u00ean t\u00f3c nhanh kh\u00f4.","D. V\u00ec l\u00fd do kh\u00e1c."],"hint":"","explain":"<span class='basic_left'>T\u1ed1c \u0111\u1ed9 bay h\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 v\u00e0 gi\u00f3.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2517},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"<center><img src='https://www.luyenthi123.com/file/luyenthi123/lop6/vatly/bai26/lv2/img\/h0.jpg'\/><\/center>C\u00e1c b\u00ecnh trong h\u00ecnh tr\u00ean \u0111\u1ec1u \u0111\u1ef1ng c\u00f9ng m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc. \u0110\u1ec3 c\u1ea3 ba b\u00ecnh v\u00e0o trong ph\u00f2ng k\u00edn, h\u1ecfi sau m\u1ed9t tu\u1ea7n, b\u00ecnh n\u00e0o c\u00f2n \u00edt n\u01b0\u1edbc nh\u1ea5t, b\u00ecnh n\u00e0o c\u00f2n nhi\u1ec1u n\u01b0\u1edbc nh\u1ea5t ?","select":["A. B\u00ecnh B c\u00f2n \u00edt n\u01b0\u1edbc nh\u1ea5t; b\u00ecnh A c\u00f2n nhi\u1ec1u n\u01b0\u1edbc nh\u1ea5t.","B. B\u00ecnh B c\u00f2n \u00edt n\u01b0\u1edbc nh\u1ea5t; b\u00ecnh C c\u00f2n nhi\u1ec1u n\u01b0\u1edbc nh\u1ea5t.","C. B\u00ecnh A c\u00f2n \u00edt n\u01b0\u1edbc nh\u1ea5t; b\u00ecnh C c\u00f2n nhi\u1ec1u n\u01b0\u1edbc nh\u1ea5t.","D. B\u00ecnh C c\u00f2n \u00edt n\u01b0\u1edbc nh\u1ea5t; b\u00ecnh A c\u00f2n nhi\u1ec1u n\u01b0\u1edbc nh\u1ea5t."],"hint":"","explain":"<span class='basic_left'>V\u00ec t\u1ed1c \u0111\u1ed9 bay h\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o di\u1ec7n t\u00edch m\u1eb7t tho\u00e1ng, m\u1eb7t tho\u00e1ng c\u00e0ng l\u1edbn bay h\u01a1i c\u00e0ng nhanh.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":1}]}],"id_ques":2518},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[4]],"list":[{"point":10,"ques":"T\u1ed1c \u0111\u1ed9 bay h\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o?","select":["A. Ch\u1ec9 nhi\u1ec7t \u0111\u1ed9","B. Ch\u1ec9 di\u1ec7n t\u00edch m\u1eb7t tho\u00e1ng","C. Ch\u1ec9 gi\u00f3","D. C\u1ea3 3 \u0111\u00e1p \u00e1n tr\u00ean"],"hint":"","explain":"<span class='basic_left'>T\u1ed1c \u0111\u1ed9 bay h\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea3 ba y\u1ebfu t\u1ed1 nh\u01b0 tr\u00ean.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":2}]}],"id_ques":2519},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"<span class='basic_left'>Trong qu\u00e1 tr\u00ecnh t\u00ecm hi\u1ec3u m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng v\u1eadt l\u00ed, ng\u01b0\u1eddi ta th\u01b0\u1eddng ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng sau \u0111\u00e2y:<br\/>a.R\u00fat ra k\u1ebft lu\u1eadn<br\/>b.\u0110\u01b0a ra d\u1ef1 \u0111o\u00e1n v\u1ec1 t\u00ednh ch\u1ea5t c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng<br\/>c.Quan s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng<br\/>d.D\u00f9ng th\u00ed nghi\u1ec7m \u0111\u1ec3 ki\u1ec3m tra d\u1ef1 \u0111o\u00e1n<br\/>Trong vi\u1ec7c t\u00ecm hi\u1ec3u t\u1ed1c \u0111\u1ed9 bay h\u01a1i c\u1ee7a ch\u1ea5t l\u1ecfng, ng\u01b0\u1eddi ta \u0111\u00e3 th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng tr\u00ean theo th\u1ee9 t\u1ef1 n\u00e0o d\u01b0\u1edbi \u0111\u00e2y ?<\/span>","select":["A. b, c, d, a","B. d, c , b, a","C. c, b, d, a","D. c, a , d, b"],"hint":"","explain":"<span class='basic_left'>Th\u1ee9 t\u1ef1 l\u00e0 c,b,d,a.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2520}],"lesson":{"save":0,"level":2}}