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1.7.1a Energy stores and energy transfers

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Question 63

A battery-powered toy car is driven across a flat, horizontal floor. The car stops several times during its journey, and its electric motor becomes warm.

Which form of energy does not change during this journey?

A

the chemical energy stored in the battery

B

the gravitational potential energy of the car

C

the internal (thermal) energy of the motor

D

the kinetic energy of the car

Markscheme

1.7.1a Energy stores and energy transfers Questions

  1. IGCSE
  2. /Physics
  3. /1.7.1a Energy stores and energy transfers

229 exam-style questions on CIE IGCSE Physics 1.7.1a Energy stores and energy transfers. Each one has a worked solution and a mark scheme showing where the marks go.

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