Question

what is atmosphere?
in simple words and
How many types of atmosphere? Name them. don't spam​

Answer 1

Answer:

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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:

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.

Explanation:

The Troposphere. This is the lowest part of the atmosphere - the part we live in. ...

The Stratosphere. This extends upwards from the tropopause to about 50 km. ...

The Mesosphere. The region above the stratosphere is called the mesosphere. ...

The Thermosphere and Ionosphere. ...

The Exosphere. ...

The Magnetosphere.