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3.3 Particle model and pressure

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12
Question 2
F

A sealed glass flask contains a fixed mass of air.

a.

Describe the motion of the molecules of air inside the flask.

[2]
b.

Give the unit of gas pressure.

[1]
c.

The air in the flask is heated. Give what happens to the average kinetic energy of the air molecules.

[1]
Markscheme

3.3 Particle model and pressure Questions

  1. GCSE
  2. /Physics
  3. /3.3 Particle model and pressure

40 exam-style questions on AQA GCSE Physics 3.3 Particle model and pressure, covering 3.3.1 Particle motion in gases, 3.3.2 Pressure in gases, and 3.3.3 Increasing the pressure of a gas (HT only). Each one has a worked solution and a mark scheme showing where the marks go.

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