Physics GCSE
Gas pressure and volume
What Gas pressure and volume means in Physics GCSE, as defined for OCR.
Definition of Gas pressure and volume
Check what you remember
Read the wording for your board, then hide it and explain Gas pressure and volume in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
For a fixed mass of gas at constant temperature, pressure multiplied by volume stays constant, written p × V = constant.
Topics that use Gas pressure and volume
- Pressure (OCR GCSE)
Related terms
- Atmospheric pressure and weight of air
- Cause-and-effect explanation
- Closed systems
- Collisions with container walls
- Comparing pressures at different heights
- Constant temperature and constant average particle speed
- Density and depth
- density comparison
Using Gas pressure and volume in the exam
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