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3 Conservation of energy

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Question 90
H

A car of mass 1200 kg slows from 20 m/s to 10 m/s on a level road. What is the decrease in its kinetic energy?

[1]
A

60 kJ60\ \mathrm{kJ}60 kJ

B

120 kJ120\ \mathrm{kJ}120 kJ

C

180 kJ180\ \mathrm{kJ}180 kJ

D

240 kJ240\ \mathrm{kJ}240 kJ

Markscheme

3 Conservation of energy Questions

  1. GCSE
  2. /Physics
  3. /3 Conservation of energy

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