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18.5 Chemistry

Vocabulary Words

QuestionAnswer
luminous objects that give off their own light
incandescent the light produced when an object gets hot enough to glow
fluorescence a process in which phosphorescent material converts radiation into visible light
phosphor a solid material that can emit light by fluorescence
laser a device that generates a beam of coherent light
coherent light light in which waves have the same wavelength, and the crests and troughs are lined up
Created by: MarieElyn
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