When white light passes through a prism a spectrum is formed. This is because the prism
A) adds color to the light.
B) subtracts from the light, producing color.
C) causes different wavelengths of light to travel in different directions.
D) causes different parts of the light beam to vibrate at different frequencies.

Question

Quizplus · Accepted Answer

Different wavelengths of light are refracted (bent) by different amounts as they pass through a prism, causing them to spread out into a spectrum of colors. This is known as dispersion.

When White Light Passes Through a Prism a Spectrum Is