How Much Do You Know About Acceleration?

10 Questions | Total Attempts: 878

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How Much Do You Know About Acceleration?

Quiz for Period 2 Computer based science class. Quiz is from the Holt Science Spectrum.


Questions and Answers
  • 1. 
    Acceleration can mean
    • A. 

      Speeding up.

    • B. 

      Slowing down.

    • C. 

      Changing direction.

    • D. 

      All of the above

  • 2. 
    Centripetal acceleration occurs because an object is
    • A. 

      Speeding up.

    • B. 

      Slowing down.

    • C. 

      Changing direction.

    • D. 

      None of the above

  • 3. 
    Which of the following is constant during uniform circular motion?
    • A. 

      Velocity

    • B. 

      Speed

    • C. 

      Displacement

    • D. 

      Direction

  • 4. 
    The average acceleration of a car that goes from 0 m/s to 25 m/s in 8.0 s is.
    • A. 

      0.32 m/s

    • B. 

      0.32 m/s^2

    • C. 

      3.1 m/s

    • D. 

      3.1 m/s^2

  • 5. 
    A cyclist is traveling at an initial speed of 10.0 m/s.  She accelerates at a rate of 0.500 m/s^2.  Find her final speed after 9.0 s.
    • A. 

      14.5 m/s

    • B. 

      14.5 m/s^2

    • C. 

      5.5 m/s

    • D. 

      5.5 m/s^2

  • 6. 
    Peter runs in a constant direction on a straight road.  The velocity-time graph of Peter's motion shows a straight line with a negative slope.  What does the line tell you about Peter's speed?
    • A. 

      It is increasing.

    • B. 

      It is decreasing.

    • C. 

      It is increasing, then decreasing.

    • D. 

      It is constant.

  • 7. 
    When velocity changes the same amount over each time interval, acceleration is
    • A. 

      Zero.

    • B. 

      Constant.

    • C. 

      Positive.

    • D. 

      Negative.

  • 8. 
    On a velocity-time graph, what shows the value of acceleration?
    • A. 

      The slope of the line

    • B. 

      The x-axis

    • C. 

      The y-axis

    • D. 

      The final velocity

  • 9. 
    A cheetah can accelerate at up to 6.0 m/s^2.  How long does it take for a cheeta to speed up from 10.5 m/s to 12.2 m/s?
    • A. 

      0.28 s

    • B. 

      1.7 s

    • C. 

      3.5 s

    • D. 

      10 s

  • 10. 
    What does it mean when a change in velocity is negative?
    • A. 

      The object is speeding up.

    • B. 

      The object is changing direction.

    • C. 

      The object is slowing down.

    • D. 

      The object is falling down.