The solar radiation curve is
A) a dent in the otherwise spherical sun.
B) a plot of the colors of sunlight versus their frequencies.
C) a plot of brightness of sunlight versus its frequency.
D) a plot of light intensity versus distance from the sun.
E) the path taken by the sun as it travels around the Earth.

Question

Quizplus · Accepted Answer

The solar radiation curve, also known as the solar spectrum, is a graphical representation of the intensity (or brightness) of sunlight as a function of frequency or wavelength. This curve shows how much energy is emitted at different parts of the spectrum, from ultraviolet through visible light to infrared.

The Solar Radiation Curve Is