Rain is the nature phenomenon. Rain happened from ices in cloud. First in mountains snow melting and go down or at once become steam and again become cloud. But in cloud remain ice of water, when sun warms and the rays of sun fall into, and the ice that was in cloud become water and fall down to the grass. And water that way down become river and go farther and going on like snow in mountains but water become steam.
Rain can be 2 types. Can be normal rain, and can be thunderstorm. Thunderstorm it is when go very fast and strong rain and do flood. Rain help to clean dirty air to clear air, or clean air. Majority peoples don’t like rain but they don’t know one. Rain help clean air with gas and another dirty chemicals. That help us dont do us sills.