Question

describe the chief characteristics of atmosphere​

Answer 1

Atmosphere layers. Earth's atmosphere is divided into five main layers: the exosphere, the thermosphere, the mesosphere, the stratosphere and the troposphere. The atmosphere thins out in each higher layer until the gases dissipate in space. ... Air is warmer near the ground and gets colder higher up.

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Answer 2

Hello Dear here is your answer.
The gases like Nitrogen, Oxygen, Argon, Carbon dioxide, Neon, Helium etc, contribute to the Earth'satmosphere. It is divided into 5 layers- exosphere, thermosphere,mesosphere, stratosphere and troposphere. Anatmosphere is the thin blanket of air that surrounds the surface of the Earth.