题干

下列事例中,哪一个事例不能表明物体的分子在不停地做无规则的运动()

A:衣箱中的卫生球变小了,衣服上充满了卫生球的气味

B:在皮肤上擦点酒精,立即就能闻到酒精的味道

C:在墙角堆煤,过一段时间,墙表面及其内部靠近表面的一浅层都变黑了

D:看到雪花在空中飞舞

上一题 下一题 0.0难度 选择题 更新时间:2014-03-04 08:31:51

答案(点此获取答案解析)

D

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