The gas laws (AQA A-Level Physics): Quizzes

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The gas laws
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What is the SI unit for measuring the volume of a gas?

Metres cubed (m3\text{m}^3)

What does temperature represent in terms of gas particle behaviour?

Average kinetic energy of particles

Why must temperature be measured in Kelvin for gas law calculations?

It starts at absolute zero

How is pressure defined?

Force per unit area

What does 1 pascal (Pa) equal in base SI units?

1 N m21 \text{ N m}^{-2}

What is Boyle's law for a fixed mass of gas at constant temperature?

p1Vp \propto \frac{1}{V}

Why does pressure increase when volume decreases at constant temperature?

Particles hit walls more frequently

What is Charles' law for a fixed mass of gas at constant pressure?

VTV \propto T

What is the pressure law for a fixed mass of gas at constant volume?

pTp \propto T

Which graph shape represents Boyle's law (pressure vs volume)?

Rectangular hyperbola

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