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1.7 Energy, work and power

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Question 185

Energy is stored in a stretched metal spring and in a can of petrol.

Which type of energy is stored in each of them?

A

Stretched spring: elastic potential; can of petrol: chemical

B

Stretched spring: elastic potential; can of petrol: internal (thermal)

C

Stretched spring: gravitational potential; can of petrol: chemical

D

Stretched spring: gravitational potential; can of petrol: internal (thermal)

Markscheme

1.7 Energy, work and power Questions

  1. IGCSE
  2. /Physics
  3. /1.7 Energy, work and power

533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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