Learning objective

Use the particle model to explain why gas pressure increases when temperature increases at constant volume.

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At a glance

5

Flashcards

7

Questions

Topic

Particle model and pressure

Subtopic

Particle motion in gases

AQA GCSE PhysicsParticle model of matter

Study support

Understand this objective

Short explanation

Use the particle model to explain why gas pressure increases when temperature increases at constant volume. Definition lens: Give the precise definition, then add a context sentence that shows how it is used. In Particle motion in gases, this means density links mass and volume, so the answer must preserve which quantity is being calculated. The answer should use the approved wording from Particle model and pressure, include gas pressure, temperature, and avoid drifting into another section of Particle model of matter. For revision, practise saying the exact objective aloud, then add the one calculation, particle movement, collision, graph, or practical detail that makes the statement true. A strong exam response for checkpoint 71 is specific to use the particle model to explain why gas pressure increases when temperature increases at constant volume and does not reuse a generic explanation from a neighbouring objective.

Key concepts

gas pressuretemperature

Why it matters

This objective helps connect Particle motion in gases to exam-style questions, flashcards, and revision notes for Particle model and pressure.

Common mistakes

1 linked
  • Confusing Pressure and Temperature Effects: Emphasize that at constant volume, increasing temperature leads to more frequent and forceful collisions of gas particles with the container walls, resulting in increased pressure.

Revision tools

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Practice Questions7 linked questions

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Related learning objectives

Use the particle model to explain why gas pressure increases | AQA Physics | ExamCompanion