Question

what is atmosphere????

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Answer 1

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An atmosphere is a layer of gas or layers of gases that envelope a planet, and is held in place by the gravity of the planetary body. A planet retains an atmosphere when the gravity is great and the temperature of the atmosphere is low.

Answer 2

Explanation:

Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents.The main difference between Equator and Prime Meridian is that Equator is the line circling the Earth halfway between the North and South poles while Prime Meridian is the line that runs through Greenwich, England. ... The Prime Meridian is the imaginary line drawn north to south at 0° longitude.