Chapter 5 Physical Science

12 Questions | Total Attempts: 45

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Chapters Of Physical Science Quizzes & Trivia

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Questions and Answers
  • 1. 
    Work (2 answers)
    • A. 

      Transfer of energy that occurs when a force makes an object move

    • B. 

      Ability to cause change

    • C. 

      A device that makes doing work easier

    • D. 

      Exerting a force with your muscles.

    • E. 

      Amount of work done in one second

  • 2. 
    A device that makes doing work easier by increasing the force that can applied to an object or by increasing the distance over which a force can be applied by changing the direction of an applied force.
    • A. 

      Energy

    • B. 

      Mechanical

    • C. 

      Lever

    • D. 

      Machine

    • E. 

      Pulley

  • 3. 
    The force you exert is at ____ _____to the direction of the object you are moving.
  • 4. 
    When you do work on an object you ____ its energy.
  • 5. 
    Ability to cause change
    • A. 

      Work

    • B. 

      Power

    • C. 

      Energy

    • D. 

      Pulley

    • E. 

      Lever

  • 6. 
    Amount of work done in one second
    • A. 

      Work

    • B. 

      Energy

    • C. 

      Power

    • D. 

      Pulley

    • E. 

      Machine

  • 7. 
    Machine
    • A. 

      A measure of how much of the work put into a machine is changed into useful output work by a machine

    • B. 

      Ability to cause change

    • C. 

      A device that makes doing work easier by increasing the distance over which a force can applied by change the direction of an applied force.

    • D. 

      Exerting a force with your muscles

    • E. 

      A device that makes doing work easier by increasing the force that can be applied to an object

  • 8. 
    Machines make work easier by:(3 answers)
    • A. 

      Decreasing force

    • B. 

      Increasing force

    • C. 

      Changing the direction of an applied force

    • D. 

      Decreasing the distance in which a force can be applied

    • E. 

      Increasing the distance in which a force can be applied

  • 9. 
    T or F?  Conserving machine - energy is never conserved.  Answer with T or F
  • 10. 
    Mechanical advantage - the ratio of output force to ____ ______.
  • 11. 
    Mechanical advantage of a machine without friction.
    • A. 

      Efficiency

    • B. 

      Work

    • C. 

      Energy

    • D. 

      Ideal machine

    • E. 

      Machine

  • 12. 
    A measure of how much of the work put into a machine is changed into useful output work by a machine.
    • A. 

      Efficiency

    • B. 

      Work

    • C. 

      Energy

    • D. 

      Input force

    • E. 

      Ideal machine

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