Physics GCSE
particle model of a gas
What particle model of a gas means in Physics GCSE, as defined for AQA.
Definition of particle model of a gas
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Reference: AQA
The molecules of a gas are in constant random motion, and nothing about the molecules themselves changes size when the gas is heated; only how fast they move changes.
Topics that use particle model of a gas
- Particle motion in gases (AQA GCSE)
Related terms
- Boyle's Law
- Inversely Proportional
- Kinetic Theory of Gases
- mean kinetic energy
- origin of gas pressure
- Pressure (gas)
- random motion
- Temperature
Using particle model of a gas in the exam
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