题目

When the weather is hot,you go to a lake or an ocean.
When the weather is hot,you go to a lake or an ocean.When you are near a lake or an ocean,you feel cool.Why?The sun makes the earth hot,but it cannot make the water very hot.Although the air over the earth becomes hot,the air over the water stays cool.The hot air over the earth rises.Then the cool air over the water moves in and takes the place of the hot air.When you are near a lake or an ocean,you feel the cool air when it moves in.You feel the wind.And the wind makes you cool.
Of course,scientists cannot answer all of your questions.If we ask,“why is the ocean full of salt?”Scientists will say that the salt comes from rocks .When a rock gets very hot or very cold,it cracks.Rain falls into the cracks.The rain then carries the salt into the earth and then into the rivers.The rivers carry the salt into the ocean.But then we ask,“what happens to the salt in the ocean?The ocean does not get more salty every year.”Scientists ar

提问时间：2020-08-02

答案

当天起炎热的时候,你可以去湖边或者海边,当你接近那里的时候,感觉到了吗,很冷.为什么会有这种现象呢,因为当阳光是陆地变得很热的时候,它并不能使水变得同样热；尽管在地表面上的空气也变热了,水面上的空气还是保持着...