When light passes from one medium into another with a different index of refraction, which of the following does or do NOT change?
A) the speed
B) the wavelength
C) the frequency
D) the speed and the wavelength
E) the frequency and the wavelength

Question

Quizplus · Accepted Answer

The frequency of light remains constant when it passes from one medium into another; only the speed and wavelength change due to the change in the medium's optical density.

When Light Passes from One Medium into Another with a Different