A box rests on the floor. Which change would give the greatest increase in the pressure the box exerts on the floor?
Doubling the weight and doubling the contact area
Halving the weight and halving the contact area
Doubling the weight and halving the contact area
Halving the weight and doubling the contact area
41 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.