A rigid steel canister containing cold gas is sealed and then placed in a beaker of warm water to heat the gas.
Which of the following properties of the gas remains the same during this heating process?
the pressure of the gas within the canister
the average kinetic energy of the gas particles
the volume of the gas inside the canister
the rate of collisions of the gas particles with the container walls
321 exam-style questions on CIE IGCSE Physics 2.1 Kinetic particle model of matter, covering 2.1.1 States of matter and changes of state, 2.1.2a Particle structure and motion in solids, liquids and gases, 2.1.2b Gas pressure and particle collisions, 2.1.2c Brownian motion, 2.1.3a The absolute scale of temperature, and 2.1.3b Pressure, volume and temperature of a gas. Each one has a worked solution and a mark scheme showing where the marks go.