Learning objective

Use the straight-line section of a force-extension graph to identify proportional behaviour.

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

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At a glance

Flashcards

Questions

Topic

Forces and elasticity

Subtopic

Required practical: force and extension

AQA GCSE PhysicsForces

Study support

Understand this objective

Short explanation

In the subtopic Required practical: force and extension, this learning objective focuses on use the straight-line section of a force-extension graph to identify proportional behaviour. For AQA GCSE Physics 8463 Unit 4.5 Forces, keep the explanation inside Required practical: force and extension and Forces and elasticity. Approved keywords for this objective include force, extension, and graph. A strong answer separates scalar and vector quantities, uses correct units where quantities are involved, and links the physical reasoning back to use the straight-line section of a force-extension graph to identify proportional behaviour. This is not a generic revision point: it is specifically about Required practical: force and extension, Forces and elasticity, and the approved wording of the learning objective.

Key concepts

force-extension graphproportional behaviour

Why it matters

This objective helps connect Required practical: force and extension to exam-style questions, flashcards, and revision notes for Forces and elasticity.

Common mistakes

1 linked

Identifying Proportionality: To fix this, students should focus on identifying the straight-line section clearly and understand that it indicates a direct proportionality between force and extension, ensuring they differentiate it from any curves present in the graph.

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