What is pressure in a fluid?
What is pressure in a fluid?
A fluid is a substance that can flow, such as a liquid or a gas. Fluid particles move and collide with surfaces, producing pressure.
Step-by-step lessons on Edexcel GCSE Physics 15.2 Pressure in fluids (physics only). Each one builds up to exam-style questions. Master the required practical work and core equations early, since both papers can draw on content and maths skills from across the whole specification.