Question

What elements make up the earth's atmosphere?

Answer 1

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According to NASA, the gases in Earth's atmosphere include:

Nitrogen — 78 percent.

Oxygen — 21 percent.

Argon — 0.93 percent.

Carbon dioxide — 0.04 percent.

Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor.

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Answer 2

Elements that make up earth's atmosphere includes:

nitrogen 78%

oxygen 21%

argon 0.9%

and gases like carbon-di-oxide,nitrous oxide,methane,ozone and these traces of gases account to be tenth of one percentage of our atmosphere...