Atmospheric pressure varies with altitude.
Suggest one reason why the atmospheric pressure at sea level (0 m) is greater than the atmospheric pressure at the summit of a mountain at an altitude of 6000 m.
54 exam-style questions on Edexcel GCSE Physics 15.2 Pressure in fluids, covering 15.2.1 Atmospheric pressure and height, 15.2.2 Pressure in fluids, 15.2.3 Pressure, force and area, 15.2.4 Pressure and depth, 15.2.5 Pressure in liquids: depth and density, 15.2.6 Upthrust, and 15.2.7 Floating and sinking. Each one has a worked solution and a mark scheme showing where the marks go.