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10 Cards in this Set

  • Front
  • Back
How is the KE of a photoelectron increased
Increase frequency
Energy=
hf
ΔE
E1-E2
The photoelectric effect shows
That light can behave like a particle
What is nuclear fussion
Combination of light nuclei with heavy nuclei
What is nucelar fission
Splitting of an atomic nucleus of a heavy element
Mass, KE & Time extend at relativistic speeds but length
Contracts
The speed of light is ______in all reference frames
constant
Energy emitted during electron level transition must be __________to the difference between the energy levels
equal
Energy is first_______ by the electron before emitting photons
absorbed