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4.4 Nuclear fission and fusion

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Question 18
F

A fission event releases three neutrons. What decides whether a chain reaction follows?

[1]
A

Whether the gamma rays emitted are absorbed by other nuclei

B

Whether the two smaller nuclei produced are equal in size

C

Whether the nucleus that split was large enough to divide

D

Whether the neutrons are absorbed by other unstable nuclei

Markscheme

4.4 Nuclear fission and fusion Questions

  1. GCSE
  2. /Physics
  3. /4.4 Nuclear fission and fusion

40 exam-style questions on AQA GCSE Physics 4.4 Nuclear fission and fusion, covering 4.4.1 Nuclear fission and 4.4.2 Nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.

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