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P6 Radioactivity
Quick questions on Uses and hazards of radiation - OCR Gateway GCSE Physics A (P6)
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
State the three ways to reduce exposure to radiation from an external source. [3 marks]
What is q2?Show answer
State why an alpha source is used in a smoke alarm rather than a gamma source. [1 mark]
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