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1.7 Energy, work and power

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Question 38

What needs to be known to calculate the kinetic energy of a moving object?

Mass of the objectSpeed of the objectHeight of the object
A✓\checkmark✓✓\checkmark✓✓\checkmark✓
B✓\checkmark✓✓\checkmark✓×\times×
C✓\checkmark✓×\times×✓\checkmark✓
D×\times×✓\checkmark✓×\times×

Key:

  • ✓\checkmark✓ = needed
  • ×\times× = not needed
A

A

B

B

C

C

D

D

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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