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2.3 Forces and Newton's laws

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Question 14

A seismometer on the surface of a planet has a mass of 8.0 kg and a weight of 20 N. What is the gravitational field strength at the surface of the planet?

[1]
A

12 N kg−112\ \mathrm{N\,kg^{-1}}12 Nkg−1

B

2.5 N kg−12.5\ \mathrm{N\,kg^{-1}}2.5 Nkg−1

C

0.40 N kg−10.40\ \mathrm{N\,kg^{-1}}0.40 Nkg−1

D

160 N kg−1160\ \mathrm{N\,kg^{-1}}160 Nkg−1

Markscheme

2.3 Forces and Newton's laws Questions

  1. GCSE
  2. /Physics
  3. /2.3 Forces and Newton's laws

103 exam-style questions on Edexcel GCSE Physics 2.3 Forces and Newton's laws, covering 2.3.1 Newton's first law, 2.3.2 Newton's second law, and 2.3.3 Weight and gravitational field strength. Each one has a worked solution and a mark scheme showing where the marks go.

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