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The Photoelectric Effect

An effect had been noticed early on that when light of a high enough frequency is shined on a metal, the metal will eject electrons.  This one effect and all of its subtle clues led Albert Einstein in 1905 to propose that light behaves as a particle-like wave packet called a photon...

  1. Photoelectric Effect Apparatus
  2. Frequency of Incoming Light
  3. Threshold Frequency & Work Function
  4. Intensity of Incoming Light
  5. Different Materials

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