An automated extraction probe is raised vertically from the bottom of a deep borehole filled with liquid carbon dioxide up to the surface.
State how the hydrostatic pressure exerted by the liquid carbon dioxide on the outer casing of the probe changes during this ascent.
54 exam-style questions on Edexcel GCSE Physics 15.2 Pressure in fluids (physics only). Each one has a worked solution and a mark scheme showing where the marks go.