Learning objective

Describe energy-store changes when an object is accelerated by a constant force.

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Topic

Energy changes in a system, and the ways energy is stored before and after such changes

Subtopic

Energy stores and systems

AQA GCSE PhysicsEnergy

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Short explanation

Describe energy-store changes when an object is accelerated by a constant force. sits inside the Energy stores and systems subtopic of Energy changes in a system, and the ways energy is stored before and after such changes for AQA GCSE Physics Energy. To revise it well, start by naming the relevant energy store, transfer pathway, equation or resource idea, then explain how the quantities connect in the question. Use precise Physics vocabulary from this objective, including energy-store, changes, when, object, and keep closely related ideas distinct: energy is stored or transferred, power is the rate of transfer, and efficiency compares useful output with total input. In exam answers, state the principle first, substitute values only when needed, include units, and finish with a conclusion that links back to Energy stores and systems.

Key concepts

energy-storeconstant force

Why it matters

This objective helps connect Energy stores and systems to exam-style questions, flashcards, and revision notes for Energy changes in a system, and the ways energy is stored before and after such changes.

Common mistakes

1 linked

Confusing work done with energy stored: Explain that work done by a constant force changes the energy store of the object (e.g., kinetic, potential, or elastic) only if the force acts over a displacement; the amount of energy transferred equals the work (force × distance) and is stored as a specific form of energy, not as a generic ‘energy increase’.

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