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2.1 Kinetic particle model of matter

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Question 173

The molecules of a gaseous substance become further apart and move more slowly. What is happening to the substance?

A

The gas is being cooled and compressed.

B

The gas is being heated and compressed.

C

The gas is being cooled and is expanding.

D

The gas is being heated and is expanding.

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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