Các thể của chất và sự chuyển thể

Home Lớp 6 Khoa học tự nhiên 6 - Sách kết nối tri thức Bài 10: Các thể của chất và sự chuyển thểBài tập nâng cao

{"common":{"save":0,"post_id":"4974","level":3,"total":10,"point":10,"point_extra":0},"segment":[{"id":"9673","post_id":"4974","mon_id":"1158149","chapter_id":"1158247","question":"Nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y c\u1ee7a nhôm, r\u01b0\u1ee3u và \u0111\u1ed3ng l\u1ea7n l\u01b0\u1ee3t là 660°C, -117°C, 1083°C. Hãy d\u1ef1 \u0111oán ch\u1ea5t nào là ch\u1ea5t l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng. <\/strong> (Nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng kho\u1ea3ng t\u1eeb 15°C - 25°C)  <\/p>","options":["A.<\/strong> Nhôm ","B.<\/strong> R\u01b0\u1ee3u","C.<\/strong> \u0110\u1ed3ng"],"correct":"2","level":"3","hint":"Ch\u1ea5t có nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng thì \u1edf th\u1ec3 l\u1ecfng<\/p>Ch\u1ea5t có nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng thì \u1edf th\u1ec3 r\u1eafn<\/p>Ta th\u1ea5y nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y c\u1ee7a r\u01b0\u1ee3u th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng.<\/strong><\/p>","answer":"\u1ede nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng, thì<\/p>A.<\/strong> Nhôm     \u1edf th\u1ec3 r\u1eafn<\/span><\/p>B.<\/strong> R\u01b0\u1ee3u     \u1edf th\u1ec3 l\u1ecfng<\/span><\/p>C.<\/strong> \u0110\u1ed3ng      \u1edf th\u1ec3 r\u1eafn<\/span><\/p>\u0110áp án \u0111úng là B. R\u01b0\u1ee3u <\/strong><\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"1","date":"2021-10-19 11:58:12","option_type":"txt","len":0},{"id":"9675","post_id":"4974","mon_id":"1158149","chapter_id":"1158247","question":"Nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y c\u1ee7a th\u1ee7y ngân, r\u01b0\u1ee3u và \u0111\u1ed3ng l\u1ea7n l\u01b0\u1ee3t là -39°C, -117°C, 1083°C. Hãy d\u1ef1 \u0111oán ch\u1ea5t nào là ch\u1ea5t r\u1eafn \u1edf nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng. <\/strong> (Nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng kho\u1ea3ng t\u1eeb 15°C - 25°C)<\/p>","options":["A.<\/strong> Th\u1ee7y ngân","B.<\/strong> R\u01b0\u1ee3u ","C.<\/strong> \u0110\u1ed3ng"],"correct":"3","level":"3","hint":"Ch\u1ea5t có nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng thì \u1edf th\u1ec3 l\u1ecfng<\/p>Ch\u1ea5t có nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng thì \u1edf th\u1ec3 r\u1eafn<\/p>Ta th\u1ea5y nhi\u1ec7t \u0111\u1ed9 nóng ch\u1ea3y c\u1ee7a \u0111\u1ed3ng cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng.<\/strong><\/p>","answer":"\u1ede nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng, thì<\/p>A.<\/strong> Th\u1ee7y ngân     \u1edf th\u1ec3 l\u1ecfng<\/span><\/p>B.<\/strong> R\u01b0\u1ee3u             \u1edf th\u1ec3 l\u1ecfng<\/span><\/p>C.<\/strong> \u0110\u1ed3ng              \u1edf th\u1ec3 r\u1eafn<\/span><\/p>\u0110áp án \u0111úng là C. \u0110\u1ed3ng <\/strong><\/span><\/p>","type":"choose","extra_type":"shape2","time":"0","user_id":"131","test":"1","date":"2021-10-19 12:01:31","option_type":"txt","len":0},{"id":"9690","post_id":"4974","mon_id":"1158149","chapter_id":"1158247","question":"Vòng tu\u1ea7n hoàn c\u1ee7a n\u01b0\u1edbc trong t\u1ef1 nhiên bao g\u1ed3m nh\u1eefng s\u1ef1 chuy\u1ec3n th\u1ec3 nào?  <\/p>","options":["A.<\/strong> S\u1ef1 nóng ch\u1ea3y và s\u1ef1 hóa h\u01a1i \n ","B.<\/strong> S\u1ef1 \u0111ông \u0111\u1eb7c và s\u1ef1 ng\u01b0ng t\u1ee5 ","C.<\/strong> S\u1ef1 hóa h\u01a1i và s\u1ef1 ng\u01b0ng t\u1ee5"],"correct":"3","level":"3","hint":"","answer":"Vòng tu\u1ea7n hoàn c\u1ee7a n\u01b0\u1edbc trong t\u1ef1 nhiên bao g\u1ed3m nh\u1eefng s\u1ef1 chuy\u1ec3n th\u1ec3 là:  s\u1ef1 hóa h\u01a1i và s\u1ef1 ng\u01b0ng t\u1ee5<\/p>\u0110áp án \u0111úng là  C. S\u1ef1 hóa h\u01a1i và s\u1ef1 ng\u01b0ng t\u1ee5<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"1","date":"2021-10-19 12:22:42","option_type":"txt","len":3}]}