Physics › Turning points

Turning points

The option unit about how physics changed its mind: the experiments that found the electron, settled what light is, and forced Einstein's relativity on an unwilling world.

Year 13 · 6 topics · AQA option unit.

• Cathode rays and the electron
• Millikan's oil drop experiment
• The nature of light
• Quanta and wave-particle duality
• The Michelson-Morley experiment
• The consequences of special relativity