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1.2 Conservation and dissipation of energy

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Question 6
H

What is meant by a closed system?

[1]
A

a system in which all of the energy transfers that take place are useful

B

a system in which neither matter nor energy can transfer in or out of it

C

a system in which the temperature is the same as that of the surroundings

D

a system in which energy is transferred into the system but never out of it

Markscheme

1.2 Conservation and dissipation of energy Questions

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

40 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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