The principle components of Earth's atmosphere are nitrogen, oxygen, and
A)carbon dioxide.
B)argon.
C)water vapor.
D)hydrogen.

Question

Quizplus · Accepted Answer

The principle components of Earth's atmosphere are nitrogen (78%), oxygen (21%), and argon (0.9%). While carbon dioxide and water vapor are also present in the atmosphere, they are in much smaller amounts compared to nitrogen, oxygen, and argon. Hydrogen is present in trace amounts and is not considered a principle component of the atmosphere.

The Principle Components of Earth's Atmosphere Are Nitrogen, Oxygen, and