Question

Q) Write the answers in about 60 words.
a) What is atmosphere? Why is it known as a protective layer?​

Answer 1

Answer:

Atmosphere

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.

Protective layer of atmosphere: Stratosphere is known as the protective layer of atmosphere because it contains ozone layer which reflects or absorbs the UV rays and protects us from harmful effects.

Explanation:

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Answer 2

Answer:

atmosphere is a thin layer of air that surrounds the earth. it consists of a number of gases,dust and water vapors.

Explanation:

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