{"common":{"save":0,"post_id":"5111","level":2,"total":10,"point":10,"point_extra":0},"segment":[{"id":"10914","post_id":"5111","mon_id":"1158149","chapter_id":"1158295","question":"<p>Vì sao \u0111i l\u1ea1i trên b\u1edd thì d\u1ec5 dàng còn \u0111i l\u1ea1i d\u01b0\u1edbi n\u01b0\u1edbc thì khó h\u01a1n?<\/p>","options":["<strong>A.<\/strong> Vì không khí không chuy\u1ec3n \u0111\u1ed9ng còn n\u01b0\u1edbc chuy\u1ec3n \u0111\u1ed9ng","<strong>B.<\/strong> Vì l\u1ef1c c\u1ea3n c\u1ee7a n\u01b0\u1edbc l\u1edbn h\u01a1n l\u1ef1c c\u1ea3n c\u1ee7a không khí ","<strong>C.<\/strong> Vì không khí không có l\u1ef1c c\u1ea3n còn n\u01b0\u1edbc thì có l\u1ef1c c\u1ea3n","<strong>D.<\/strong> Vì khi \u1edf trên b\u1edd, chúng ta “nh\u1eb9” h\u01a1n khi \u1edf d\u01b0\u1edbi n\u01b0\u1edbc"],"correct":"2","level":"2","hint":"","answer":"<p>\u0110áp án \u0111úng là <span style=\"color:#16a085;\"><strong> B. Vì l\u1ef1c c\u1ea3n c\u1ee7a n\u01b0\u1edbc l\u1edbn h\u01a1n l\u1ef1c c\u1ea3n c\u1ee7a không khí <\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-05 11:35:12","option_type":"txt","len":3},{"id":"10917","post_id":"5111","mon_id":"1158149","chapter_id":"1158295","question":"<p>Trong các tr\u01b0\u1eddng h\u1ee3p sau, tr\u01b0\u1eddng h\u1ee3p nào ch\u1ecbu l\u1ef1c c\u1ea3n c\u1ee7a n\u01b0\u1edbc?<\/p>","options":["<strong>A.<\/strong> Qu\u1ea3 bóng l\u0103n trên sàn nhà ","<strong>B.<\/strong> Con cá b\u01a1i d\u01b0\u1edbi n\u01b0\u1edbc","<strong>C.<\/strong> B\u1ea1n Hoa \u0111i xe \u0111\u1ea1p t\u1edbi tr\u01b0\u1eddng","<strong>D.<\/strong> Con chim \u0111ang bay trên b\u1ea7u tr\u1eddi"],"correct":"2","level":"2","hint":"","answer":"<p>Tr\u01b0\u1eddng h\u1ee3p ch\u1ecbu l\u1ef1c c\u1ea3n c\u1ee7a n\u01b0\u1edbc là:<span style=\"color:#16a085;\"><strong> B. Con cá b\u01a1i d\u01b0\u1edbi n\u01b0\u1edbc<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-05 11:41:02","option_type":"txt","len":3},{"id":"10925","post_id":"5111","mon_id":"1158149","chapter_id":"1158295","question":"<p>Qu\u1ea3 táo \u0111ang r\u01a1i xu\u1ed1ng \u0111\u1ea5t thì qu\u1ea3 táo ch\u1ecbu tác d\u1ee5ng c\u1ee7a nh\u1eefng l\u1ef1c nào ?<\/p>","options":["<strong>A.<\/strong> Ch\u1ecbu l\u1ef1c hút c\u1ee7a Trái \u0110\u1ea5t và l\u1ef1c c\u1ea3n c\u1ee7a n\u01b0\u1edbc","<strong>B.<\/strong> Ch\u1ecbu l\u1ef1c hút c\u1ee7a Trái \u0110\u1ea5t và l\u1ef1c c\u1ea3n c\u1ee7a không khí","<strong>C. <\/strong>Ch\u1ec9 ch\u1ecbu l\u1ef1c hút c\u1ee7a Trái \u0110\u1ea5t","<strong>D.<\/strong> Ch\u1ec9 ch\u1ecbu l\u1ef1c c\u1ea3n c\u1ee7a không khí"],"correct":"2","level":"2","hint":"","answer":"<p>Qu\u1ea3 táo \u0111ang r\u01a1i xu\u1ed1ng \u0111\u1ea5t thì qu\u1ea3 táo ch\u1ecbu tác d\u1ee5ng c\u1ee7a nh\u1eefng l\u1ef1c là:<\/p><p><span style=\"color:#16a085;\"><strong>B. Ch\u1ecbu l\u1ef1c hút c\u1ee7a Trái \u0110\u1ea5t và l\u1ef1c c\u1ea3n c\u1ee7a không khí<\/strong><\/span><\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"131","test":"0","date":"2021-11-05 12:21:05","option_type":"txt","len":3}]}
