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1.7.1a Energy stores and energy transfers

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Question 105

A child and their skateboard have a combined mass of 40 kg and have 125 J of kinetic energy.

What is their speed?

A

1.3 m/s1.3\text{ m/s}1.3 m/s

B

2.5 m/s2.5\text{ m/s}2.5 m/s

C

3.1 m/s3.1\text{ m/s}3.1 m/s

D

6.3 m/s6.3\text{ m/s}6.3 m/s

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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