A weather balloon filled with helium gas is released from the ground and rises high up into the atmosphere.
Which row in the table is correct as the weather balloon rises?
Gas pressure inside: Decreases | Volume: Decreases
Gas pressure inside: Decreases | Volume: Increases
Gas pressure inside: Increases | Volume: Decreases
Gas pressure inside: Increases | Volume: Increases
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.