How Does Rain Happen?
Rain is the ultimate source of fresh water for most areas of the world, to provide suitable conditions for diserve ecosystem furthermore water for hydroelectric power plants and crop irrigation.
The phenomenon of rain is frequenty a water circle. The concept of the water cycle involves the sun heating the earth's surface water to evaporate. The water vapor a rises into the Earth's atmosphere. The water in the atmosphere cools and changes into liquid droplets. The droplets grom until they are heavy and reach to the earth as precipitation which can be in the form of rain or snow. However, ot all rain reaches the surface. Some evaporates while falling through dry air. This is called virga, a phenomenon which is often seen in hot, dry desert region.
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