A rigid, sealed metal canister contains a fixed mass of neon gas. The canister is placed into a bath of liquid nitrogen, causing the temperature of the gas to decrease rapidly.
State what happens to the pressure exerted by the neon gas on the inner walls of the canister as its temperature decreases (at a constant volume).
38 exam-style questions on Edexcel GCSE Physics 14.3 Gas pressure and temperature. Each one has a worked solution and a mark scheme showing where the marks go.