What exactly is rain?
Rain is liquid precipitation: water falling from the sky. Raindrops fall to Earth when clouds become saturated, or filled, with water droplets. … When a small water droplet bumps into a bigger one, it condenses, or combines, with the larger one.
Why is rain called rain?
Middle English rein, from Old English regn “rain, descent of water in drops through the atmosphere,” from Proto-Germanic *regna- (source also of Old Saxon regan, Old Frisian rein, Middle Dutch reghen, Dutch regen, German regen, Old Norse regn, Gothic rign “rain”), with no certain cognates outside Germanic, unless it is …
What are some good things about rain?
RAINWATER FILLS RESERVOIRS THAT SUPPLY DRINKING WATER, PROVIDE A HABITAT FOR FISH TO LIVE, AND NOURISHES THE SOIL WITH WATER NECESSARY FOR VEGETATION. RAIN WATER, HOWEVER, CAN ALSO HAVE A NEGATIVE EFFECT ON THE EARTH WHEN IT CAUSES EROSION OR WHEN IT HAS A HIGH PH.
Why is rain so important?
Rainfall is very important for the survival of plants and animals. It brings fresh water to the earth’s surface. If rainfall is less, there is water scarcity which sometime causes drought like situation. If there is excess rain, floods take place which make the life of the affected people miserable.
What causes rain?
Clouds are made up of tiny water droplets. When these droplets grow, they eventually become too heavy to stay suspended in the sky and fall to the ground as rain. Some droplets fall through the cloud and coalesce into raindrops on their way down.