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2.1 Motion

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Question 7
H

A car accelerates from rest along a straight road.

The Figure shows the distance-time graph for the first 10 s of its motion. A tangent to the curve has been drawn at 6.0 s.

Figure

image

a.

Explain how the graph shows that the car is accelerating.

[2]
b.

Use the tangent to determine the speed of the car at 6.0 s.

[3]
c.

Calculate the average speed of the car in the first 6.0 s.

[2]
d.

Explain why your answers to (b) and (c) are different.

[2]
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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