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AQA Combined Science · Physics Paper 1 · P4

Atomic structure revision

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Lessons

  1. 4.1Inside an atom
  2. 4.2Atomic number, mass number and isotopes
  3. 4.3Electrons, ions and energy levels
  4. 4.4How the atomic model changed
  5. 4.5What is radioactivity?
  6. 4.6Alpha, beta and gamma
  7. 4.7Intro to nuclear equations
  8. 4.8Half-life: keep halving
  9. 4.9Irradiation and contamination
  10. 4.10Choosing radiation and reducing risk
  11. 4.11Higher Tierhalf-life ratios

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