Gases

2 lessons in Particle model of matter.

18 exam questions · 43 marks

3.7 Particle motion and gas pressure The random motion of gas particles, how collisions with the walls cause pressure, how temperature affects pressure at constant volume, and the kelvin scale and absolute zero. AQA Edexcel OCR 9 questions 3.8 Gas pressure, volume and doing work on a gas Gas pressure acting at right angles to surfaces, the relationship pV = constant at constant temperature, and how doing work on a gas raises its temperature. For Separate Science. Separate only AQA Edexcel OCR 9 questions