Learning objective

Describe how increased speed increases the energy that must be dissipated during braking.

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At a glance

5

Flashcards

7

Questions

Topic

Work done and energy transfer

Subtopic

Energy transfer and braking

AQA GCSE PhysicsForces

Study support

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Short explanation

In the subtopic Energy transfer and braking, this learning objective focuses on describe how increased speed increases the energy that must be dissipated during braking. For AQA GCSE Physics 8463 Unit 4.5 Forces, keep the explanation inside Energy transfer and braking and Work done and energy transfer. Approved keywords for this objective include braking. A strong answer separates speed and velocity, uses correct units where quantities are involved, and links the physical reasoning back to describe how increased speed increases the energy that must be dissipated during braking. This is not a generic revision point: it is specifically about Energy transfer and braking, Work done and energy transfer, and the approved wording of the learning objective.

Key concepts

work donebraking force

Why it matters

This objective helps connect Energy transfer and braking to exam-style questions, flashcards, and revision notes for Work done and energy transfer.

Common mistakes

1 linked
  • Misunderstanding Energy Dissipation: Emphasize that as speed increases, the kinetic energy of the vehicle increases, which means more energy must be dissipated by the brakes to bring the vehicle to a stop.

Revision tools

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Practice Questions7 linked questions

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Describe how increased speed increases the energy that must be… | ExamCompanion