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Question 12

Physics HL Paper 1A (May 2025, TZ1)

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  1. An ideal gas is held in a cylinder by a piston. The piston compresses the gas rapidly.
Diagram showing gas in a cylinder with a piston, illustrating the setup for question 12.
Diagram showing gas in a cylinder with a piston, illustrating the setup for question 12.

The average speed of the gas molecules increases because the gas molecules...