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WalesPhysicsQuick questions
Unit 3 Oscillations and Nuclei
Quick questions on Nuclear decay: the decay law, half-life and activity - WJEC A-Level Physics
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
A source has a half-life of . Find its decay constant in . [2 marks]
What is q2?Show answer
State two ways in which radioactive decay is described as random and spontaneous. [2 marks]
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