What is atmosphere? Explain its different layers
Answers
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.
Earth's Atmospheric Layers
Troposphere. The troposphere starts at the Earth's surface and extends 8 to 14.5 kilometers high (5 to 9 miles). ...
Stratosphere. The stratosphere starts just above the troposphere and extends to 50 kilometers (31 miles) high. ...
Mesosphere. ...
Thermosphere. ...
Ionosphere. ...
Exosphere. ...
Explanation:
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Answer:
We live at the bottom of an invisible ocean called the atmosphere, a layer of gases surrounding our planet. Nitrogen and oxygen account for 99 percent of the gases in dry air, with argon, carbon dioxide, helium, neon, and other gases making up minute portions.
Explanation: