A student compares nuclear fission and nuclear fusion. Which statement is a correct comparison of the two processes?
Both processes join nuclei, but only fusion releases energy
Both processes split nuclei, but only fission releases energy
Both processes release energy, but only fission splits a nucleus
Both processes need neutrons, but only fusion releases energy
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.