Discussion :: Environmental Science
- The most abundant gases in the earth's atmosphere by volume are:
|
A.
Carbon dioxide and nitrogen |
|
B.
Oxygen and water vapor |
|
C.
Nitrogen and oxygen |
|
D.
Oxygen and helium |
|
E.
Oxygen and ozone |
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Answer : Option C
Explanation :
The atmosphere contains many gases, most in small amounts, including some pollutants and greenhouse gases. The most abundant gas in the atmosphere is nitrogen, with oxygen second. Argon, an inert gas, is the third most abundant gas in the atmosphere.
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