Kinematics Test

15 Questions | Total Attempts: 972

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Kinematics Test

Questions and Answers
  • 1. 
    In the study of motion, the definition of displacement is:
    • A. 

      How far a body travels

    • B. 

      The change in position of a body in a given direction

    • C. 

      The location of an object as taken from a certain direction

    • D. 

      The distance travelled by an object that is moving in a straight line

  • 2. 
    The graph shows the displacement of a farmer on a motorcycle, riding to and fro along a boundary of his property whilst counting his livestock. How far did the farmer travel during the first minute?
    • A. 

      60 m

    • B. 

      9000 m

    • C. 

      200 m

    • D. 

      6.7 m

  • 3. 
    The graph shows the displacement of a farmer on a motorcycle, riding to and fro along a boundary of his property whilst counting his livestock. At t = 120 s the farmer was:  
    • A. 

      Stationary

    • B. 

      Heading south with a speed of 17 m/s

    • C. 

      Decelerating

    • D. 

      Heading north with a speed of 17 m/s

  • 4. 
    The graph shows the displacement of a farmer on a motorcycle, riding to and fro along a boundary of his property whilst counting his livestock. In the entire time period what total distance was travelled by the farmer? 
    • A. 

      500 m

    • B. 

      300 m

    • C. 

      700 m

    • D. 

      1200 m

  • 5. 
    The graph shows the displacement of a farmer on a motorcycle, riding to and fro along a boundary of his property whilst counting his livestock. What was the average velocity of the farmer during the last 60 seconds of his journey? 
    • A. 

      -3.3 m/s

    • B. 

      -4.0 m/s

    • C. 

      0 m/s

    • D. 

      -18 m/s

  • 6. 
    Convert 60 km h–1 into metres per second.
    • A. 

      1.7 m/s

    • B. 

      17 m/s

    • C. 

      216 m/s

    • D. 

      21.6 m/s

  • 7. 
    Which of the following is a correct definition of average acceleration?
    • A. 
    • B. 
    • C. 
    • D. 
  • 8. 
    The diagram below shows the variation with time t of the velocity v of an object. Which one of the following graphs shows the variation with time t of the acceleration a of the object?
    • A. 
    • B. 
    • C. 
    • D. 
  • 9. 
    A car starts from rest and accelerates at a constant rate in a straight line. In the first second the car covers a distance of 2.0 meters. How much additional distance will the car cover during the second second of its motion?
    • A. 

      6.0 m

    • B. 

      13 m

    • C. 

      4.0 m

    • D. 

      2.0 m

  • 10. 
    A racecar has a speed of 80 m/s when the driver releases a drag parachute. If the parachute causes a deceleration of -4 , how far will the car travel before it stops?
    • A. 

      1000

    • B. 

      800

    • C. 

      200

    • D. 

      20

  • 11. 
    Acceleration is defined as a change in ________________ divided by time
  • 12. 
    Stopping distances increase rapidly as you go faster because the initial velocity is proportional to the ______________ of the distance.
  • 13. 
    If the driver of a car travelling at 63 km/hr has a reaction time of 0.8 seconds, he will travel ____________ metres before he even applies the brakes.
  • 14. 
    A car that is braking has a deceleration of  . If it's initial velocity is 65 km/hr, its stopping distance will be ________________ metres (answer to 2 decimal places).
  • 15. 
    A car with a braking deceleration of  that is travelling at  55 km/hr takes 29.18 metres to stop.  If the car's initial velocity was 60 km/hr rather than 55 km/hr, after 29.18 metres its final velocity would be ______________________km/hr  (answer to 2 decimal places).