Consider light energy that is momentarily absorbed in glass and then re-emitted. Compared to the absorbed light, the frequency of the re-emitted light is
A)considerably less.
B)slightly less.
C)the same.
D)slightly more.
E)considerably more.

Question

Quizplus · Accepted Answer

The frequency of the re-emitted light is the same as the absorbed light because the energy level of the electrons in the glass does not change during the absorption and emission process. Therefore, the frequency (and wavelength) of the re-emitted light remains unchanged.

Consider Light Energy That Is Momentarily Absorbed in Glass and Then