Question

When a cloud is full of water molecules and becomes heavy, the water falls back to earth as rain, snow, sleet, and hail. this is called ______.?

Answer 1

The answer to your question is precipitation.

Answer 2

i think it would be called a water cycle

Water cycle is the thing that prevent the water resource to be extinct. In this case, when the water falls back to earth, it will eventually end up in the ocean and finally evaporate again forming the initial cloud