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2.1 Motion

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Question 29
H

A dog runs 80 m east in 20 s. It then runs 30 m west in 10 s.

Which statement about the whole 30 s is correct?

[1]
A

Average speed is 1.7 m/s1.7\ \text{m/s}1.7 m/s and average velocity is 3.7 m/s3.7\ \text{m/s}3.7 m/s east

B

Average speed is 3.7 m/s3.7\ \text{m/s}3.7 m/s and average velocity is 3.7 m/s3.7\ \text{m/s}3.7 m/s east

C

Average speed is 1.7 m/s1.7\ \text{m/s}1.7 m/s and average velocity is 1.7 m/s1.7\ \text{m/s}1.7 m/s west

D

Average speed is 3.7 m/s3.7\ \text{m/s}3.7 m/s and average velocity is 1.7 m/s1.7\ \text{m/s}1.7 m/s east

Markscheme

2.1 Motion Questions

  1. GCSE
  2. /Physics
  3. /2.1 Motion

43 exam-style questions on OCR GCSE Physics 2.1 Motion, covering 2.1.1 Measuring distance and time, 2.1.2 Measuring speed, 2.1.3 Ratios, units and rates in motion, 2.1.4 Scalars and vectors in motion, 2.1.5 Distance-time and velocity-time graphs, 2.1.6 Area under a velocity-time graph, 2.1.7 Average speed for non-uniform motion, and 2.1.8 Uniform motion and uniform acceleration. Each one has a worked solution and a mark scheme showing where the marks go.

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