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P6 Radioactivity
Quick questions on Nuclear fission and fusion - OCR Gateway GCSE Physics A (P6)
3short 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 not explaining why fusion needs high temperature and pressure?Show answer
The positive nuclei repel each other, so high temperature (fast nuclei) and high pressure (close nuclei) are needed to overcome the repulsion.
What is q1?Show answer
State what is meant by a chain reaction in nuclear fission. [2 marks]
What is q2?Show answer
State the role of the control rods in a nuclear reactor. [1 mark]
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