Question

question 71
which of the following is not a \greenhouse gas\?
a oxygen
b nitrous oxide
c cfcs
d carbon dioxide
e methane

Explanation:

Greenhouse gases trap heat in the atmosphere. Nitrous oxide (B), CFCs (C), carbon dioxide (D), and methane (E) are known greenhouse gases. Oxygen (A) is not a greenhouse gas as it does not absorb and trap infrared radiation like greenhouse gases do.

Answer:

A. Oxygen