When light is directed at the metal surface, the emitted electrons:
A. are called photons
B. have energies that depend upon the intensity of light.
C. have random energies.
D. have energies that depend upon the frequency of light.
Answer:D
When light is directed at the metal surface, the emitted electrons:
A. are called photons B. have energies that depend upon the intensity of light. C. have random energies. D. have energies that depend upon the frequency of light.