{"common":{"save":0,"post_id":"8456","level":2,"total":20,"point":5,"point_extra":0},"segment":[{"id":"8191","post_id":"8456","mon_id":"1159539","chapter_id":"1159710","question":"<p data-pm-slice=\"1 1 []\">\u1ede m\u1ef1c n\u01b0\u1edbc bi\u1ec3n, áp su\u1ea5t khí quy\u1ec3n trung bình x\u1ea5p x\u1ec9 b\u1eb1ng bao nhiêu?<\/p>","options":["<p data-pm-slice=\"1 1 []\"><strong>A.<\/strong> 76 mmHg<\/p>","<p data-pm-slice=\"1 1 []\"><strong>B.<\/strong> 1013 hPa<\/p>","<p data-pm-slice=\"1 1 []\"><strong>C.<\/strong> 500 hPa<\/p>","<p data-pm-slice=\"1 1 []\"><strong>D.<\/strong> 2000 hPa<\/p>"],"correct":"2","level":"2","hint":"<p data-pm-slice=\"1 1 []\">Áp su\u1ea5t khí quy\u1ec3n tiêu chu\u1ea9n \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng barometer và th\u01b0\u1eddng \u0111\u01b0\u1ee3c tính theo mmHg ho\u1eb7c hPa.<\/p>","answer":"<p data-pm-slice=\"1 1 []\"><strong>\u0110áp án \u0111úng là:<\/strong> B<\/p><p><em>Gi\u1ea3i thích:<\/em><\/p><p>\u1ede m\u1ef1c n\u01b0\u1edbc bi\u1ec3n, áp su\u1ea5t khí quy\u1ec3n trung bình là 1013 hPa (hectopascal), t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 76 cmHg (milimet th\u1ee7y ngân).<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-03-11 06:28:20","option_type":"txt","len":1},{"id":"8192","post_id":"8456","mon_id":"1159539","chapter_id":"1159710","question":"<p data-pm-slice=\"1 1 []\">T\u1ea1i sao khi ta b\u01a1i l\u1eb7n sâu xu\u1ed1ng n\u01b0\u1edbc, tai có c\u1ea3m giác b\u1ecb \u0111au?<\/p>","options":["<p data-pm-slice=\"1 1 []\"><strong>A.<\/strong> Vì n\u01b0\u1edbc l\u1ea1nh h\u01a1n làm tai co l\u1ea1i.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>B.<\/strong> Vì áp su\u1ea5t n\u01b0\u1edbc tác d\u1ee5ng lên màng nh\u0129 t\u0103ng theo \u0111\u1ed9 sâu.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>C.<\/strong> Vì không khí trong tai n\u1edf ra gây áp l\u1ef1c.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>D.<\/strong> Vì áp su\u1ea5t khí quy\u1ec3n l\u1edbn h\u01a1n áp su\u1ea5t n\u01b0\u1edbc.<\/p>"],"correct":"2","level":"2","hint":"<p data-pm-slice=\"1 1 []\">Áp su\u1ea5t ch\u1ea5t l\u1ecfng t\u0103ng theo \u0111\u1ed9 sâu.<\/p>","answer":"<p data-pm-slice=\"1 1 []\"><strong>\u0110áp án \u0111úng là:<\/strong> B<\/p><p><em>Gi\u1ea3i thích:<\/em><\/p><p>Khi l\u1eb7n sâu, áp su\u1ea5t n\u01b0\u1edbc t\u0103ng lên, tác \u0111\u1ed9ng lên màng nh\u0129 và gây c\u1ea3m giác \u0111au tai. \u0110ó là do áp su\u1ea5t t\u1ec9 l\u1ec7 thu\u1eadn v\u1edbi \u0111\u1ed9 sâu.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-03-11 06:31:07","option_type":"txt","len":3},{"id":"8193","post_id":"8456","mon_id":"1159539","chapter_id":"1159710","question":"<p data-pm-slice=\"1 1 []\">Khi leo lên \u0111\u1ec9nh núi cao, chúng ta có th\u1ec3 g\u1eb7p hi\u1ec7n t\u01b0\u1ee3ng nào d\u01b0\u1edbi \u0111ây?<\/p>","options":["<p data-pm-slice=\"1 1 []\"><strong>A.<\/strong> C\u1ea3m giác n\u1eb7ng h\u01a1n.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>B.<\/strong> Hít th\u1edf khó kh\u0103n h\u01a1n.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>C.<\/strong> Nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 t\u0103ng nhanh h\u01a1n.<\/p>","<p data-pm-slice=\"1 1 []\"><strong>D.<\/strong> Áp su\u1ea5t t\u0103ng \u0111\u1ed9t ng\u1ed9t.<\/p>"],"correct":"2","level":"2","hint":"<p data-pm-slice=\"1 1 []\">Áp su\u1ea5t khí quy\u1ec3n gi\u1ea3m d\u1ea7n khi lên cao.<\/p>","answer":"<p data-pm-slice=\"1 1 []\"><strong>\u0110áp án \u0111úng là:<\/strong> B<\/p><p><em>Gi\u1ea3i thích:<\/em><\/p><p>Lên cao, áp su\u1ea5t khí quy\u1ec3n gi\u1ea3m, l\u01b0\u1ee3ng oxy trong không khí c\u0169ng gi\u1ea3m, gây ra hi\u1ec7n t\u01b0\u1ee3ng khó th\u1edf.<\/p>","type":"choose","extra_type":"classic","time":"0","user_id":"132","test":"0","date":"2025-03-11 06:33:26","option_type":"txt","len":2}]}