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Which term refers to the phenomenon of light shining on a metal and causing electrons to break free from their atoms?

A. Blackbody radiation

B.Ultraviolet catastrophe

C. Emission spectra

D. Photoelectric effect

User Gommb
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2 Answers

3 votes
Photoelectric effect.
User Kkawabat
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4 votes
D. Photoelectric Effect
User Adam Romanek
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