The atmosphere is made of gases and water
Vapor held close to earth by gravity.
The amount of water in the atmosphere is different in different parts of the planet.
There is more water vapor in the air in hot areas
There is less water vapor in the air in cold areas
The four most common gases in the atmosphere are nitrogen (78%),oxygen (20.9%),argon (0.9%),and car dioxide(0.04%)
There are many types of gases in the atmosphere, but they are much common