7. Water vapor makes up what percentage of atmospheric gases?
ere
A 0 to 4 percent
recipitation
B 30 percent
C 20 to 42 percent
D 10 to 23 percent
nd Severe

A: 0 to 4 percent

recipitation

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.

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