Short wavelength radiant energy is emitted by
A)relatively cooler sources,like Earth.
B)relatively cooler sources,like the Moon.
C)relatively hotter sources,like the Sun.
D)none of the above

Question

Quizplus · Accepted Answer

Short wavelength radiant energy corresponds to high energy photons, and is typically emitted by hotter sources. The Sun is a very hot source that emits short wavelength radiant energy. Earth and the Moon are cooler sources that emit longer wavelength radiant energy in the form of infrared radiation.

Short Wavelength Radiant Energy Is Emitted by