{"segment":[{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":10,"ques":"Trong th\u1eddi gian n\u00f3ng ch\u1ea3y hay \u0111\u00f4ng \u0111\u1eb7c nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt :","select":["A. T\u0103ng","B. Kh\u00f4ng thay \u0111\u1ed5i","C. Gi\u1ea3m","D. Thay \u0111\u1ed5i"],"hint":"","explain":"<span class='basic_left'>Trong th\u1eddi gian n\u00f3ng ch\u1ea3y hay \u0111\u00f4ng \u0111\u1eb7c nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt kh\u00f4ng \u0111\u1ed5i.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":2}]}],"id_ques":2501},{"time":24,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":10,"ques":"Trong c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng sau \u0111\u00e2y, hi\u1ec7n t\u01b0\u1ee3ng n\u00e0o kh\u00f4ng li\u00ean quan \u0111\u1ebfn s\u1ef1 n\u00f3ng ch\u1ea3y ?","select":["A. \u0110\u00fac kim lo\u1ea1i \u0111\u1ec3 l\u00e0m m\u1ed9t c\u00e1i chu\u00f4ng \u0111\u1ed3ng.","B. \u0110\u1ed1t m\u1ed9t ng\u1ecdn \u0111\u00e8n d\u1ea7u.","C. \u0110\u1ed1t m\u1ed9t ng\u1ecdn n\u1ebfn.","D. B\u1ecf m\u1ed9t c\u1ee5c n\u01b0\u1edbc \u0111\u00e1 v\u00e0o m\u1ed9t c\u1ed1c n\u01b0\u1edbc. "],"hint":"","explain":"<span class='basic_left'>Kh\u00f4ng c\u00f3 s\u1ef1 chuy\u1ec3n th\u1ec3 t\u1eeb r\u1eafn sang l\u1ecfng.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 B.<\/span><\/span> ","column":1}]}],"id_ques":2502},{"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":"S\u1ef1 chuy\u1ec3n t\u1eeb th\u1ec3 r\u1eafn sang th\u1ec3 l\u1ecfng g\u1ecdi l\u00e0 :","select":["A. S\u1ef1 \u0111\u00f4ng \u0111\u1eb7c ","B. S\u1ef1 ng\u01b0ng t\u1ee5","C. S\u1ef1 n\u00f3ng ch\u1ea3y","D. S\u1ef1 bay h\u01a1i "],"hint":"","explain":"<span class='basic_left'>S\u1ef1 chuy\u1ec3n t\u1eeb th\u1ec3 r\u1eafn sang th\u1ec3 l\u1ecfng g\u1ecdi l\u00e0 s\u1ef1 n\u00f3ng ch\u1ea3y.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2503},{"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 \u0111i\u1ec1u ki\u1ec7n n\u00e0o th\u00ec khi t\u0103ng nhi\u1ec7t \u0111\u1ed9, n\u01b0\u1edbc s\u1ebd co l\u1ea1i ch\u1ee9 kh\u00f4ng n\u1edf ra ?","select":["A. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc d\u01b0\u1edbi $0{}^\\circ C$ .","B. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc t\u1eeb $0{}^\\circ C$ \u0111\u1ebfn $40{}^\\circ C$ ","C. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc tr\u00ean $40{}^\\circ C$ ","D. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc t\u1eeb $0{}^\\circ C$ \u0111\u1ebfn $4{}^\\circ C$ "],"hint":"","explain":"<span class='basic_left'>Trong kho\u1ea3ng nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3 th\u1ec3 t\u00edch n\u01b0\u1edbc gi\u1ea3m.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":1}]}],"id_ques":2504},{"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":"S\u1ef1 chuy\u1ec3n t\u1eeb th\u1ec3 h\u01a1i sang th\u1ec3 l\u1ecfng g\u1ecdi l\u00e0 :","select":["A. S\u1ef1 ng\u01b0ng t\u1ee5.","B. S\u1ef1 bay h\u01a1i.","C. S\u1ef1 \u0111\u00f4ng \u0111\u1eb7c.","D. S\u1ef1 n\u00f3ng ch\u1ea3y."],"hint":"","explain":"<span class='basic_left'>S\u1ef1 chuy\u1ec3n t\u1eeb th\u1ec3 h\u01a1i sang th\u1ec3 l\u1ecfng g\u1ecdi l\u00e0 s\u1ef1 ng\u01b0ng t\u1ee5.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 A.<\/span><\/span> ","column":2}]}],"id_ques":2505},{"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":"C\u00e1c ch\u1ea5t n\u00e0o kh\u00e1c nhau n\u1edf v\u00ec nhi\u1ec7t gi\u1ed1ng nhau?","select":["A. Ch\u1ea5t l\u1ecfng","B. Ch\u1ea5t r\u1eafn","C. Ch\u1ea5t kh\u00ed","D. C\u1ea3 ba ch\u1ea5t tr\u00ean"],"hint":"","explain":"<span class='basic_left'>C\u00e1c ch\u1ea5t ch\u1ea5t kh\u00ed kh\u00e1c nhau n\u1edf v\u00ec nhi\u1ec7t gi\u1ed1ng nhau. <br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2506},{"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":"Hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4ng li\u00ean quan \u0111\u1ebfn \u0111\u00f4ng \u0111\u1eb7c:","select":["A. L\u00e0m \u0111\u00e1","B. L\u00e0m kem ","C. \u0110\u00fac c\u00e1c v\u1eadt kim lo\u1ea1i","D. H\u01a1i n\u01b0\u1edbc n\u01b0\u1edbc b\u1ed1c l\u00ean tr\u1eddi t\u1ea1o m\u00e2y."],"hint":"","explain":"<span class='basic_left'>\u0110\u00f3 l\u00e0 s\u1ef1 bay h\u01a1i v\u00e0 ng\u01b0ng t\u1ee5.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":2}]}],"id_ques":2507},{"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 kh\u00f4ng l\u00ean quan \u0111\u1ebfn n\u00f3ng ch\u1ea3y.","select":["A. M\u1ed9t que kem \u0111ang tan","B. M\u1ed9t c\u1ee5c \u0111\u00e1 \u0111\u1ec3 ngo\u00e0i n\u1eafng","C. Cho n\u01b0\u1edbc v\u00e0o t\u1ee7 \u0111\u1ec3 l\u00e0m \u0111\u00e1","D. Nung ch\u1ea3y kim lo\u1ea1i \u0111\u1ec3 \u0111\u00fac t\u01b0\u1ee3ng"],"hint":"","explain":"<span class='basic_left'>\u0110\u00f3 l\u00e0 s\u1ef1 \u0111\u00f4ng \u0111\u1eb7c.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":1}]}],"id_ques":2508},{"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":"Ch\u1ea5t n\u00e0o d\u01b0\u1edbi \u0111\u00e2y kh\u00f4ng n\u00f3ng ch\u1ea3y \u1edf m\u1ed9t nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh?","select":["A. N\u01b0\u1edbc","B. \u0110\u1ed3ng","C. Nh\u1ef1a \u0111\u01b0\u1eddng","D. B\u0103ng phi\u1ebfn"],"hint":"","explain":"<span class='basic_left'> Nh\u1ef1a \u0111\u01b0\u1eddng kh\u00f4ng n\u00f3ng ch\u1ea3y \u1edf m\u1ed9t nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, khi t\u0103ng nhi\u1ec7t \u0111\u1ed9 n\u00f3 v\u1eabn ti\u1ebfp t\u1ee5c n\u00f3ng ch\u1ea3y.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 C.<\/span><\/span> ","column":2}]}],"id_ques":2509},{"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":"Ch\u1ea5t n\u00e0o d\u01b0\u1edbi \u0111\u00e2y khi \u0111\u00f4ng \u0111\u1eb7c th\u00ec th\u1ec3 t\u00edch gi\u1ea3m?","select":["A. N\u01b0\u1edbc","B. Gang","C. \u0110\u1ed3ng","D. C\u1ea3 ba ch\u1ea5t \u0111\u1ec1u sai."],"hint":"","explain":"<span class='basic_left'>N\u01b0\u1edbc, gang, \u0111\u1ed3ng khi \u0111\u00f4ng \u0111\u1eb7c th\u00ec t\u0103ng th\u1ec3 t\u00edch.<br\/> <span class='basic_pink'>V\u1eady \u0111\u00e1p \u00e1n \u0111\u00fang l\u00e0 D.<\/span><\/span> ","column":2}]}],"id_ques":2510}],"lesson":{"save":0,"level":2}}