1. The discovery of the nucleus Animation - Rutherford's experiment Revision page - constituents of the Atom Video - Brian Cox describes Rutherford's experiment Video - modern recreation of Rutherford's experiment 2. The properties of Alpha, Beta and Gamma radiation 4. The Dangers of radioactivity 5. Radioactive decay Video - Radioactive Decay Video - Radioactive decay and half life Simulation - Alpha decay Simulation - Beta decay Video - Half-life and carbon dating 1of 2 Video - Half-life and carbon dating 2 of 2 Video - Carbon Dating, How does it work? 7. Radioactive isotopes in use NHS - medical uses of radiation International Atomic Energy Agency Food Standards Agency - Irradiating Food Video - How does a smoke detector work? 8. Decay modes 9. Nuclear radius |