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Natural Sciences · Advanced

Quantum Physics

At the scale of atoms, nature plays by strange rules. Light arrives in lumps, atoms glow only in certain colours, electrons interfere like waves, and particles can pass through walls. Discover the experiments that forced physicists to rethink reality.

7 lessons~35 min0/7 complete
Start courseHelpful background: Light & Optics, and Energy
1

Light Comes in Lumps

Photons and atomic energy levels.

  1. PhotonsThe photoelectric effect
  2. Atoms and LightEnergy levels and spectra
2

Matter Behaves Like Waves

Duality and uncertainty.

  1. The Double SlitParticles that interfere
  2. Uncertainty & TunnellingLimits and loopholes
3

Waves in a Box

Quantised energies and why atoms are stable.

  1. A Particle in a BoxWhere energy levels come from
  2. Why Atoms Are StableThe uncertainty principle sets the size of atoms
  3. Spin & Stern–GerlachMeasuring a quantum arrow

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