The wavelengths emitted by the earth are:
A) about the same as those emitted by the Sun except when the Sun is experiencing sunspots.
B) longer than those emitted by the Sun.
C) ultraviolet.
D) shorter than those emitted by the Sun.

Question

Quizplus · Accepted Answer

The Earth emits longer wavelengths than the Sun because it is cooler. The Sun emits primarily visible and ultraviolet light, while the Earth emits infrared radiation.

The Wavelengths Emitted by the Earth Are