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HW #27 - Photoelectric Effect

Teacher: J. Parmley
Across
Received the Nobel prize for photoelectric effect
Occurs when light hits the surface of a metal and electrons are emitted (2 words)
Minimum amount of energy needed for electron to leave a metal surface (2 words)
Visible light with the most energy
Property of light that determines the energy an ejected electron has
Property of light that determines IF electrons are ejected
Makes use of the photoelectric effect (2 words)
Down
Packets of light are called __
Light behaves as a wave and a ___
Visible light with the least energy
Intensity is a measure of this
These particles are ejected from metal surface during the photoelectric effect
Photoelectric effect supports this model of light (2 words)
Property of light that determines how many electrons are ejected
A photon's ____ varies directly with its frequency