What may the neutrons released by a fission event go on to do?
Turn into gamma rays as they leave the nucleus behind
Combine with electrons to make atoms of hydrogen gas
Be absorbed by other nuclei and start a chain reaction
Decay into protons so that the nucleus becomes stable
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.