Question

Which statement best describes the make-up of the atmosphere?

A small change in the make-up of the atmosphere can affect climate.
The composition of the atmosphere always stays the same.
Oxygen is the most abundant element in the atmosphere.
There is more carbon and oxygen in the atmosphere than nitrogen.

Answer 1

Answer:

Explanation:

Earth's atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the remaining 0.1 percent

Answer 2

Answer:

oxygen is the most abundant element in the atmosphere