The gas inside a sealed metal cylinder is heated. Which change to the collisions between the gas molecules and the walls of the cylinder is correct?
The collisions happen less often and each collision exerts a smaller force.
The collisions happen less often and each collision exerts a larger force.
The collisions happen more often and each collision exerts a larger force.
The collisions happen more often and each collision exerts a smaller force.
40 exam-style questions on AQA GCSE Physics 3.3 Particle model and pressure, covering 3.3.1 Particle motion in gases, 3.3.2 Pressure in gases, and 3.3.3 Increasing the pressure of a gas (HT only). Each one has a worked solution and a mark scheme showing where the marks go.