Question

how is the atmosphere held around the earth

Answer 1

Due to gravitation
and the structue if earth is the reason atmosphere is held around the earth

Answer 2

Answer:

The atmosphere is held in place by Earth's gravity.

Explanation:

Earth's atmosphere is the layer of gases around the Earth. The atmosphere is held in place by Earth's gravity. It is made up of nitrogen (78.1%) and oxygen (20.9%), with small amounts of argon (0.9%), carbon dioxide (~ 0.035%), water vapor, and other gases.