Which statement describes nuclear fusion?
A heavy nucleus absorbs a neutron and splits into two parts
Two light nuclei join together to form one heavier nucleus
A light nucleus emits a beta particle and becomes heavier
Two heavy nuclei collide and break up into smaller nuclei
48 exam-style questions on OCR GCSE Physics 6.2 Uses and hazards, covering 6.2.1 Contamination and irradiation, 6.2.2 Half-life and radiation hazards, 6.2.3 Medical uses of nuclear radiation, 6.2.4 Nuclear fission and chain reactions, and 6.2.5 Nuclear fusion. Each one has a worked solution and a mark scheme showing where the marks go.