Question

13. Describe the composition of the atmosphere.​

Answer 1

Answer:

The permanent gases whose percentages do not change from day to day are nitrogen, oxygen and argon. 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.

Answer 2

YOUR ANSWER ⤵️

Nitrogen and oxygen are the two gases which make the bulk of the atmosphere. Carbon dioxide, helium, ozone, argon and hydrogen are found in lesser quantities.

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NITROGEN ( 78%)

OXYGEN ( 21%)

Apart from these gases, tiny dust particles are also in the air.