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2.7 Kinematics

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Question 42

A car starts from rest and moves forward in a straight line.

The motion of the car is modelled by the velocity-time graph below.

Figure for question 4

a.

One of the following assumptions about the motion of the car is implied by the graph. Identify this assumption.

(A) The car never accelerates. (B) The acceleration of the car is always positive. (C) The acceleration of the car can change instantaneously. (D) The acceleration of the car is never constant.

[1]
b.

Explain why the assumption identified in part (a) is not realistic for a real car.

[1]
Markscheme

2.7 Kinematics Questions

  1. A Level
  2. /Maths
  3. /2.7 Kinematics

102 exam-style questions on WJEC A Level Maths 2.7 Kinematics, covering 2.7.1 Kinematics, 2.7.2 Kinematics, 2.7.3 Kinematics, and 2.7.4 Kinematics. Each one has a worked solution and a mark scheme showing where the marks go.

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