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3.3.2 Pressure in gases
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What causes gas pressure?

What causes gas pressure?

Particle collisions in an expanded and compressed syringe

Gas pressure is caused by gas particles moving randomly and colliding with the walls of their container. Each collision exerts a force on the wall, and the combined effect of many collisions each second produces the pressure.

3.3.2 Pressure in gases Lesson

  1. GCSE
  2. /Physics
  3. /3.3.2 Pressure in gases

Step-by-step lessons on AQA GCSE Physics 3.3.2 Pressure in gases. Each one builds up to exam-style questions. Build a strong grip on equations, units and Key Stage 3 fundamentals before tackling the more demanding topics like electromagnetism, the particle model of matter and space physics.

Lessons