Step 4 of 4 · topic
Nuclear physics
AQA 7408 — matched to your course.
Nuclear stability, binding energy, radioactive decay, fission and fusion.
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Inverse-square law for gamma radiation
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Subtopics and study areas
- Measure corrected gamma count rate at different distances and test an inverse-square relationship.
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Nuclear physics
Tailored to AQA 7408.
Revision notes are free. Premium unlocks the full question and retrieval-card bank.
Subtopics and study areas
- Use mass defect and E = mc² to calculate nuclear binding energy.
- Apply exponential radioactive-decay relationships and half-life.
- Explain the physical basis of nuclear fission and fusion.
- Describe radioactive decay as random for individual nuclei but statistically predictable for a large sample.
- Use the meaning of half-life to interpret radioactive decay.
- Explain nuclear binding energy as the energy required to separate a nucleus into its nucleons.
