The emission of light of lower frequency after illumination by a higher frequency is referred to as
A) absorption.
B) stimulated emission.
C) coherence.
D) phosphorescence.
E) fluorescence.

Question

Quizplus · Accepted Answer

Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation, typically of a higher frequency.

The Emission of Light of Lower Frequency After Illumination by a Higher