What is the photoelectric effect?
A the absorption of particles by a metal surface that is exposed to red light or infrared rays
B the proportional relationship between a photon's energy and the frequency of light.
C the emission of electrons from a metal caused by light striking the metal
D the ability of specialized photons to bounce off a metal surface.
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Ответ:
C
the emission of electrons from a metal caused by light striking the metal
Explanation:
Photo means anything related to light in Physics and science generally.
Photoelectric effect explains the effect of light incident on metal surfaces by knocking out electrons on the metal surfaces.
The correct option is C
the emission of electrons from a metal caused by light striking the metal
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