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3.1 Energy stores and calculations

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Question 18

During a test on Mars, a lander's crane raises an instrument box of mass 5.0 kg through a vertical height of 2.0 m. The gravitational potential energy of the box increases by 37 J. What is the gravitational field strength on Mars?

[1]
A

7.4 N/kg7.4\ \mathrm{N/kg}7.4 N/kg

B

18.5 N/kg18.5\ \mathrm{N/kg}18.5 N/kg

C

0.27 N/kg0.27\ \mathrm{N/kg}0.27 N/kg

D

3.7 N/kg3.7\ \mathrm{N/kg}3.7 N/kg

Markscheme

3.1 Energy stores and calculations Questions

  1. GCSE
  2. /Physics
  3. /3.1 Energy stores and calculations

121 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations, covering 3.1.1 Gravitational potential energy, 3.1.2 Kinetic energy, and 3.1.3 Energy transfers and conservation of energy. Each one has a worked solution and a mark scheme showing where the marks go.

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