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  • 水面张力作文|水面张力 英语作文

    作者:佚名    来源:互联网    发布时间:2020-10-09 19:10    浏览量:
    一天,爸爸叫我打水给他喝。我去的时候,给爸爸打了一大瓶水,看见水都超出了瓶口,爸爸,快来帮我一下。”我说。于是小学作文网,爸爸走过来,问:你知道为什么水都已经超过了瓶口,却不会溢出来呢?”我听了小学作文网,用怀疑的眼光看着爸爸,接着,爸爸说:是因为水到在瓶子的表面会产生一种张力,这种张力是往中心的,因此我们看起来以为水会溢出来,其时不是。”One day, my father asked me to fetch water for him. When I went, I gave Dad a big bottle of water, and saw that the water was beyond the mouth of the bottle, "Dad, come and help me." I said. So Dad came up and asked, "do you know why the water has passed the bottle mouth, but it will not overflow?" I listened and looked at Dad with suspicion. Then Dad said, "it\s because when the water comes to the surface of the bottle, there will be a kind of tension. This tension is toward the center, so we seem to think that the water will overflow. At that time, it\s not."我听了是懂非懂小学作文网,原来水为什么在超过瓶子口的地方却没有流下来的原因初中作文,就是因为有表面张力。I understand. The reason why water doesn\t flow down beyond
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