A hiker has to cross deep, soft snow. She can walk in her ordinary boots, or she can fasten wide, flat snowshoes over her boots.
Explain why the hiker sinks less deeply into the snow when she wears the snowshoes.
108 exam-style questions on AQA GCSE Physics 5.5 Pressure and pressure differences in fluids, covering 5.5.1 Pressure in a fluid and 5.5.2 Atmospheric pressure. Each one has a worked solution and a mark scheme showing where the marks go.