Question

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What is atmosphere ?

Answer 1

atmosphere is a blanket of air that surrounds the earth. it is made up of mixtures of many gases. it consist of 78% of Nitrogen xxi percent of oxygen some amount of carbon Dioxide (0 .003%) and traces of other gases. the greenhouse gas present in atmosphere like carbon dioxide helps in maintaining suitable temperature on Earth.

Answer 2

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The atmosphere is comprised of layers based on temperature. The troposphere is the lowest layer of the Earth's 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.It is the blanket of gases which surrounds Earth. It is held near the surface of the planet by Earth's gravitational attraction. Without the atmosphere there could be no life on Earth.