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2.1 Kinetic particle model of matter

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Question 53

A sealed flask containing a gas is placed into a beaker of hot water.

As the flask is heated, the temperature of the gas increases.

What happens to the molecules of the gas?

A

They contract.

B

They expand.

C

They move more quickly.

D

They move more slowly.

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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