The two ranges of electromagnetic radiation for which Earth's atmosphere is reasonably transparent are
A) UV and radio waves.
B) visible and far-infrared radiation.
C) X-rays and visible radiation.
D) visible and radio radiation.

Question

Quizplus · Accepted Answer

Earth's atmosphere is most transparent to visible light, which is why we can see the Sun and other celestial objects in visible wavelengths, and to radio waves, which are used for various forms of communication because they can travel long distances without being absorbed significantly by the atmosphere.

The Two Ranges of Electromagnetic Radiation for Which Earth's Atmosphere