Question

Name some important Elements required in atmosphere and why.
I DON'T KNOW WHO YOU BOTH ARE
BUT SHE WILL BE OFF FOR FEW DAYS MIGHT COME ONCE OR TWICE
AND REASON I CAN'T TELL YOU... ​

Answer 1

Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent.

Answer 2

Answer:

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well

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