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2.1 Kinetic particle model of matter

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Question 164

A fixed mass of gas in a sealed cylinder is allowed to expand so that its volume increases at a constant temperature.

How do the gas particles now collide with the walls of the cylinder?

A

less often with the same average speed

B

less often with a smaller average speed

C

more often with the same average speed

D

more often with a greater average speed

Markscheme

2.1 Kinetic particle model of matter Questions

  1. IGCSE
  2. /Physics
  3. /2.1 Kinetic particle model of matter

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.

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