RAIN Rain is the main water source for humanity to live on the earth. It is liquid in form fall under gravity of earth. This is the fresh water for earth to drink, irrigate and more purposes of human beings. The weather formation is main important and the clouds on the sky make heavy rain falls in different places. On the mountain sides make heavy rainfalls as while the desert sides as low of rain falls. Also monsoon is the one of the main part of rainy season. Climate changes because of the global warming and also trees cultivates in many places caused of rain falls. Antartica is the driest continent as well as such of Himalayan hills are coldest place of heavy rain falls. Average of rain fall different between different climate situation. The rain fall is measured using Guages. Rain fall amounts can be estimated by Weather Radar. Water droplets are are the main source of rain. Larger water droplets create heavy rain fall while small droplets make small fall of rain....