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3.1 Energy stores and calculations

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Question 11

A cargo vessel takes on additional cargo. Its speed is 20% lower and its kinetic energy is 10% lower than before. What is the percentage change in its mass?

[1]
A

An increase of 12.5%12.5\%12.5%

B

An increase of 56.3%56.3\%56.3%

C

An increase of 40.6%40.6\%40.6%

D

An increase of 30.0%30.0\%30.0%

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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