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DP IB Physics: HL

Topic Questions

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2.1 Motion

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Question 1

Marks: 1

A sprint walker completes a 200 m race in 40 s. What is their average speed during the race? 

  • 5 m s–1

  • 6 m s–1

  • 7 m s–1

  • 8 m s–1

Choose your answer
  

Question 2

Marks: 1

A car accelerates from rest to a speed of 40 m s–1 in 5 seconds. What is the car's acceleration? 

  • 5 m s–2

  • 8 m s–2

  • 20 m s–2

  • 35 m s–2

Choose your answer
  

Question 3

Marks: 1

What is the definition of acceleration? 

  • The length between two points 

  • The length between two points in a certain direction

  • The rate of change of displacement

  • The rate of change of velocity

Choose your answer
  

Question 4

Marks: 1

A velocity-time graph is shown for an object. Which statement describes the object's motion between X and Y correctly? 

2-1-q4-sl-easy-mcq-phy

  • Constant acceleration

  • Increasing acceleration

  • Constant velocity

  • Decreasing velocity

Choose your answer
  

Question 5

Marks: 1

A velocity-time graph for an object is shown. 

sl-mcq-2-1-easy-q5

Which property of the graph represents the total displacement of the object? 

  • The gradient of the line

  • The total area between the line and the axis

  • The y-intercept

  • The x-intercept

Choose your answer
  

Question 6

Marks: 1

What does the gradient of a displacement-time graph represent? 

  • Distance

  • Speed

  • Velocity

  • Acceleration

Choose your answer
  

Question 7

Marks: 1

A luxurious speed boat travels down the French Riviera with an initial velocity of 10 m s–1. The owner wishes to show off the power of its engine, accelerating at a rate of 2 m s–2 for 5 seconds. What is the final velocity of her speed boat? 

  • 20 m s–1

  • 22 m s–1

  • 24 m s–1

  • 26 m s–1

Choose your answer
  

Question 8

Marks: 1

The graph below shows the motion of a skydiver in free fall. 

2-1-q8-sl-easy-mcq-phy

What point on the graph represents the skydiver reaching terminal velocity?

    Choose your answer
      

    Question 9

    Marks: 1

    A ball is thrown upward with an initial velocity of +3 m s–1. What SUVAT equation will correctly calculate the maximum height reached by the ball?  

    • v equals u plus a t

    • s equals u t plus 1 half a t squared

    • v squared equals u squared plus 2 a s

    • s equals fraction numerator left parenthesis v plus u right parenthesis t over denominator 2 end fraction

    Choose your answer
      

    Question 10

    Marks: 1

    Ashika draws a graph to show the variation of acceleration a with time t of an object. 

    2-1-q10-sl-easy-mcq-phy

    What can she deduce from this graph only, and what quantity from the graph is used to make this deduction? 

      Deduction Quantity used
    A. change in velocity gradient of graph
    B. change in velocity area under line
    C. change in displacement gradient of graph
    D. change in displacement area under line
      Choose your answer
        


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