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Quantum Physics

Evidence for quantization

Use experimental evidence to connect discrete energy exchanges with light and matter.

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Where this chapter sits in the course

Lessons

Chapter 1 of 6 · 7 short lessons · 26 min
  1. 1Photon energy and frequency3 min
  2. 2Photoelectric threshold4 min
  3. 3Photoelectric energy balance4 min
  4. 4Atomic spectra and energy levels3 min
  5. 5Emission and absorption3 min
  6. 6Thermal radiation and Planck's idea3 min
  7. 7Challenge: Evidence for quantization6 min

What you'll learn

  • Relate photon energy to frequency
  • Explain photoelectric evidence for quantized light
  • Use spectra as evidence for discrete atomic energies

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