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1.2 Conservation and dissipation of energy

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Question 23

A battery-powered torch is switched on.

a.

State the energy store in the battery before the torch is switched on.

[1]
b.

Give the useful energy transfer from the torch.

[1]
c.

Some energy is dissipated when the torch is switched on. State the store to which this energy is transferred.

[1]
Markscheme

1.2 Conservation and dissipation of energy Questions

  1. GCSE
  2. /Physics
  3. /1.2 Conservation and dissipation of energy

104 exam-style questions on AQA GCSE Physics 1.2 Conservation and dissipation of energy, covering 1.2.1 Energy transfers in a system and 1.2.2 Efficiency. Each one has a worked solution and a mark scheme showing where the marks go.

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