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← A Level (Cambridge 9702) curriculum

Coursebook 29.8 (9702 A Level) · Nuclear physics

29.8Activity and half-life

Syllabus section: Decay constant λ and half-life

The random nature of radioactive decay, activity and half-life; at A Level, the decay constant, A = λN and x = x₀e^(−λt).

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Interactive simulation

Simulations are the same in every curriculum — the physics doesn’t change with the syllabus.

Practice questions – A Level (Cambridge 9702)

5 A Level questions, written for this syllabus. Get 5 right in a row to master the lesson.

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Also available: 5 IGCSE questions

Filed under Chapter 23 · Radioactivity