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8.1 Physics on the move

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Question 25
H

A typical family car pulls away from a set of traffic lights.

Which is the best estimate of the resultant force on the car as it accelerates?

[1]
A

30 N30\ \text{N}30 N

B

300 N300\ \text{N}300 N

C

3000 N3000\ \text{N}3000 N

D

300 000 N300\,000\ \text{N}300000 N

Markscheme

8.1 Physics on the move Questions

  1. GCSE
  2. /Physics
  3. /8.1 Physics on the move

50 exam-style questions on OCR GCSE Physics 8.1 Physics on the move, covering 8.1.1 Typical everyday speeds, 8.1.2 Typical everyday accelerations, 8.1.3 Ratios, units and rates on the road, 8.1.4 Human reaction times, 8.1.5 Factors affecting stopping distance, 8.1.6 Stopping distances at different speeds, 8.1.7 Dangers of large decelerations, 8.1.8 Estimating forces in road situations, and 8.1.9 Estimating the effects of large accelerations. Each one has a worked solution and a mark scheme showing where the marks go.

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