Learning objective

Explain gas pressure and its variations in terms of particle motion and their collisions with surfaces.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

Cambridge IGCSE PhysicsThermal physicsCore content

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Understand this objective

Quick explanation

This point belongs to Particle model, especially Particle model outcomes.
You need to be able to explain gas pressure and its variations in terms of particle motion and their collisions with surfaces.
The key ideas to know are Describe, Explain, and State.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DescribeExplainState

Why it matters

This objective helps connect Particle model outcomes to exam-style questions, flashcards, and revision notes for Particle model.

Revision tools

Flashcards10 linked cards

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Practice Questions7 linked questions

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0 of 5 attempted

Paper 3Theory (Core)1 marks

Description

A gas is contained in a cylinder with a movable piston. The temperature of the gas is increased while keeping the volume constant.

a
State the effect of increasing the temperature on the pressure of the gas.
Your answer
Aim for approximately 1 distinct marking point.
[1]

Revision notestopic notes

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