2.1.2 Displacement, velocity and acceleration graphs Quiz: Pearson Edexcel Physics, Unit 2

The 20 questions

1. The gradient of a displacement-time graph gives:

   • Momentum
   • Force
   • Velocity
   • Acceleration

2. The area under a velocity-time graph represents:

   • Force
   • Velocity
   • Acceleration
   • Displacement

3. The gradient of a velocity-time graph gives:

   • Velocity
   • Acceleration
   • Jerk
   • Displacement

4. A velocity-time graph rises in a straight line from 0 at t = 0 to 20 m s^-1 at t = 4 s, then stays constant at 20 m s^-1 until t = 10 s. What is the total displacement?

   • 40 m
   • 200 m
   • 160 m
   • 120 m

5. What does a steadily increasing gradient on a displacement-time graph represent?

   • Increasing velocity
   • Decreasing velocity
   • Constant velocity
   • Constant displacement

6. An acceleration-time graph is a horizontal line at 2 m s^-2 from t = 0 to t = 5 s. What is the change in velocity?

   • 5 m s^-1
   • 0.4 m s^-1
   • 2 m s^-1
   • 10 m s^-1

7. What does a negative gradient on a velocity-time graph with positive velocity represent?

   • Positive acceleration
   • Increasing velocity
   • Zero acceleration
   • Negative acceleration

8. What quantity is given by the gradient of a tangent to a velocity-time graph?

   • Average acceleration
   • Instantaneous acceleration
   • Instantaneous velocity
   • Total displacement

9. A displacement-time graph is a horizontal straight line. What is the velocity?

   • Zero
   • Increasing
   • Constant and non-zero
   • Negative

10. A velocity-time graph starts at 2 m s^-1 and has a gradient of 3 m s^-2 for 4 s. What is the final velocity?

    • 6 m s^-1
    • 14 m s^-1
    • 10 m s^-1
    • 12 m s^-1

11. What does an area bounded below the time axis on a velocity-time graph represent?

    • Positive displacement
    • Negative velocity
    • Negative displacement
    • Negative acceleration

12. A car's velocity rises uniformly from 0 to 10 m s^-1 in 5 s and then falls uniformly to 0 in a further 10 s. What is the total distance travelled?

    • 25 m
    • 150 m
    • 50 m
    • 75 m

13. Using the motion in the previous scenario (75 m in 15 s), what is the average velocity over the whole journey?

    • 7.5 m s^-1
    • 5 m s^-1
    • 2.5 m s^-1
    • 10 m s^-1

14. A displacement-time graph passes through (2 s, 4 m) and (6 s, 20 m). What is the velocity between these points?

    • 4 m s^-1
    • 16 m s^-1
    • 0.25 m s^-1
    • 5 m s^-1

15. What shape on a displacement-time graph represents constant non-zero velocity?

    • Horizontal straight line
    • Downward curved line
    • Upward curved line
    • Straight sloped line

16. How is total displacement calculated from a non-linear velocity-time graph?

    • Area under curve
    • Peak velocity value
    • Gradient of chord
    • Gradient of tangent

17. An object has zero acceleration from 0 to 2 s and then an acceleration of 3 m s^-2 from 2 s to 6 s. What is the change in velocity over the whole interval?

    • 12 m s^-1
    • 6 m s^-1
    • 18 m s^-1
    • 3 m s^-1

18. A velocity-time graph shows velocity falling from 8 m s^-1 to 2 m s^-1 in 3 s. What is the acceleration?

    • -2 m s^-2
    • -0.67 m s^-2
    • +2 m s^-2
    • -6 m s^-2

19. What quantity is given by the gradient of a tangent to a displacement-time graph?

    • Instantaneous velocity
    • Total displacement
    • Average velocity
    • Instantaneous acceleration

20. What feature of a velocity-time graph represents a larger magnitude of acceleration?

    • Steeper gradient
    • Flatter gradient
    • Area under curve
    • Horizontal line

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