[問題] 氧氣為什麼不會都沉在地表?
氧氣 , 二氧化碳都是比較重的氣體
為什麼他們不會沉在地表呢?
這個問題蠻困擾的
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推
06/20 03:01, , 1F
06/20 03:01, 1F
→
06/20 08:10, , 2F
06/20 08:10, 2F
→
06/20 08:11, , 3F
06/20 08:11, 3F
推
06/20 09:05, , 4F
06/20 09:05, 4F
→
06/20 11:35, , 5F
06/20 11:35, 5F
→
06/20 11:36, , 6F
06/20 11:36, 6F
推
06/20 14:22, , 7F
06/20 14:22, 7F
→
06/20 16:42, , 8F
06/20 16:42, 8F
→
06/20 16:43, , 9F
06/20 16:43, 9F
推
06/20 16:55, , 10F
06/20 16:55, 10F
推
06/20 18:30, , 11F
06/20 18:30, 11F
推
06/20 18:32, , 12F
06/20 18:32, 12F
推
06/20 18:44, , 13F
06/20 18:44, 13F
推
06/21 12:06, , 14F
06/21 12:06, 14F
→
06/21 12:07, , 15F
06/21 12:07, 15F
→
06/21 12:10, , 16F
06/21 12:10, 16F
→
06/21 12:10, , 17F
06/21 12:10, 17F
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