Which of the following components of the earth's atmosphere is considered a variable gas?
A)oxygen
B)argon
C)water vapour
D)nitrogen

Question

Quizplus · Accepted Answer

Water vapor is considered a variable gas because its concentration in the atmosphere can vary depending on temperature and humidity levels. The other components listed, including oxygen, argon, and nitrogen, have relatively constant concentrations in the atmosphere over time.

Which of the Following Components of the Earth's Atmosphere Is