Fluorescence occurs when ________.
A)visible light is converted to ultraviolet light
B)visible light is converted to infrared light
C)infrared light is converted to visible light
D)ultraviolet light is converted to visible light
E)Infrared light is converted to ultraviolet light

Question

Quizplus · Accepted Answer

Fluorescence occurs when ultraviolet light is absorbed by a molecule, which causes its electrons to become excited and move to a higher energy state. When these electrons return to their ground state, they release energy in the form of visible light. This visible light is what we observe as fluorescence.

Fluorescence Occurs When ________