Which of the following causes the biggest problem in detecting infrared photons from an astronomical object?
A) Smog
B) Carbon dioxide
C) Water vapor
D) Light pollution

Question

Quizplus · Accepted Answer

Water vapor absorbs infrared radiation, which makes it difficult to detect infrared photons from astronomical objects. Smog, carbon dioxide, and light pollution do not significantly affect the detection of infrared photons.

Which of the Following Causes the Biggest Problem in Detecting