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3.1 Energy stores and calculations

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Question 25

A stunt performer steps off a platform from rest and falls vertically through 3.2 m onto a crash mat. Air resistance is negligible. Use g=10 N/kgg=10\ \mathrm{N/kg}g=10 N/kg.

What is the performer's speed just before reaching the crash mat?

[1]
A

64 m/s64\ \mathrm{m/s}64 m/s

B

8.0 m/s8.0\ \mathrm{m/s}8.0 m/s

C

5.7 m/s5.7\ \mathrm{m/s}5.7 m/s

D

4.0 m/s4.0\ \mathrm{m/s}4.0 m/s

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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