Question

7. Water vapor makes up what percentage of atmospheric gases?

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A 0 to 4 percent
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B 30 percent
C 20 to 42 percent
D 10 to 23 percent
nd Severe

Answer 1

A: 0 to 4 percent

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Step-by-step explanation:

Because the gases like carbon dioxide, nitrous oxides, methane, and ozone are trace gases that account for about a tenth of one percent of the atmosphere. Water vapor is unique in that its concentration varies from 0-4% of the atmosphere depending on where you are and what time of the day it is.