Most of the radiation emitted by the earth and its atmosphere is in the category of:
A) infrared.
B) x- rays.
C) ultraviolet.
D) gamma.

Question

Quizplus · Accepted Answer

The earth and its atmosphere primarily emit radiation in the infrared portion of the electromagnetic spectrum. This is due to the thermal radiation emitted by the earth's surface and the re-radiation of absorbed solar radiation by the atmosphere. X-rays, ultraviolet, and gamma radiation are all higher-energy forms of radiation and are not emitted in significant quantities by the earth and its atmosphere.

Most of the Radiation Emitted by the Earth and Its