AQA GCSE Combined Science Trilogy · 8464
Specification 6.4.2.3 · Paper 5
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GCSE Combined Science · key term
A process for which the exact time of an individual event cannot be predicted. In radioactive decay, it is impossible to predict exactly when a particular unstable nucleus will decay.
Used by AQA
Specification 6.4.2.3 · Paper 5
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