Question

what is Atmosphere ? and their Significant​

Answer 1

Answer:

An atmosphere is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body. An atmosphere is more likely to be retained if the gravity it is subject to is high and the temperature of the atmosphere is low.

Answer 2

Answer:

see the given attachment that is your answer..any one you can write there are two answer..one is from book and one from copy..