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
Practise Edexcel GCSE Physics Gas pressure and temperature with exam-style questions for Foundation and Higher tier. 78 questions, matched to the Edexcel GCSE Physics (1PH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.