Question

write a note on the topic
composition of the atmosphere​

Answer 1

Answer:

Nitrogen accounts for 78% of the atmosphere, oxygen 21% and argon 0.9%. Gases like carbon dioxide, nitrous oxides, methane, and ozone are trace gases that account for about a tenth of one percent of the atmosphere.

Explanation:

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Answer 2

Explanation:

The atmosphere is the layer of gases around the Earth. It is held in place by Earth's gravity. ... It also has plentiful oxygen (20.9%) and small amounts of argon (0.9%), carbon dioxide (~ 0.035%), water vapor, and other gases. The atmosphere protects life on Earth by absorbing (taking) ultraviolet rays from the sun.