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Air moves under such conditions that______.A.t

2022-08-05 16:03:31 问答库 阅读 169 次

问题详情

Air moves under such conditions that______.
A.there is air pressure
B.the air is heavy
C.air pressure doesn"t remain the same all the time
D.air comes up and down请帮忙给出正确答案和分析,谢谢!

参考答案

正确答案:C
解析:空气的流动在于气压的变化,故选C。

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