Which of the following is TRUE of gases in the heterosphere?
A)Nitrogen occurs at the top,followed in descending order by helium,oxygen and hydrogen.
B)The nitrogen and oxygen occur at the top of the heterosphere and the hydrogen and helium at the bottom.
C)The hydrogen,helium,oxygen and nitrogen are well mixed.
D)The hydrogen and helium occur at the top of the heterosphere,and the nitrogen and oxygen at the bottom.

Question

Quizplus · Accepted Answer

In the heterosphere, gases are not well mixed and are stratified by molecular weight. Lighter gases like hydrogen and helium are found at the top, while heavier gases like nitrogen and oxygen are found at the bottom.

Which of the Following Is TRUE of Gases in the Heterosphere