Gas is sealed in a container. Which process produces the pressure on the container walls?
Particles collide only with other particles.
Particles collide with the container walls.
Particles attract the walls towards the centre.
Particles settle on the bottom of the container.
108 exam-style questions on Edexcel GCSE Physics 14.3 Gas pressure and temperature, covering 14.3.1 Gas pressure and particle motion, 14.3.2 Temperature and pressure at constant volume, 14.3.3 Absolute zero and the kelvin scale, 14.3.4 Compressing and expanding gases, 14.3.5 Volume and pressure at constant temperature, and 14.3.6 Doing work on a gas. Each one has a worked solution and a mark scheme showing where the marks go.