Question

(3 points)
Which best describes the greenhouse effect?


A.


Nitrogen and oxygen in the atmosphere trap heat.


B.


Water vapor and carbon dioxide in the atmosphere release heat.


C.


Water vapor and carbon dioxide in the atmosphere trap heat.


D.


Nitrogen and oxygen in the atmosphere release heat.

Answer 1

Wouldn't it be A?

Answer 2

A because the greenhouse effect is the trapping of the sun's warmth in a planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.