Physical Science Benchmark #1 Review

77 Questions | Total Attempts: 80

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Natural Science Quizzes & Trivia

Questions and Answers
  • 1. 
    If an object has kinetic energy, then it also must have _____.     
    • A. 

      Speed

    • B. 

      Impulse

    • C. 

      Acceleration

    • D. 

      Force

  • 2. 
    An object that has kinetic energy must be _____.
    • A. 

      Moving.

    • B. 

      Falling.

    • C. 

      At an elevated position.

    • D. 

      At rest.

  • 3. 
    The formula to calculate work is   W= F x d How much work was done is 5 N of force was used to move an object 25 meters?
    • A. 

      30 Joules

    • B. 

      125 Joules

    • C. 

      5 Joules

    • D. 

      20 Joules

  • 4. 
    The formula for calculating work = W= F x d A vehicle at the wrecking yard was pushed forward 7 meters with a force of 5000 N.  How much work was done?
    • A. 

      5007 J

    • B. 

      4993 J

    • C. 

      35000 J

    • D. 

      714.2 J

  • 5. 
    The formula for calculating work is F x d A family car ran out of gas in the left lane of a busy street.  The father got out of the car and tried to push the car to the gas station.  He used about 600 N of force, but the car moved a distance of 0.  How much work was done?
    • A. 

      600 J

    • B. 

      1200 J

    • C. 

      300 J

    • D. 

      0 J

  • 6. 
    According to the definition for work, in order for work to be accomplished their must be a force exerted on an object and
    • A. 

      The object must move in the opposite direction of the applied force

    • B. 

      The object must move in the same direction as the applied force

    • C. 

      The object must be lifted up

    • D. 

      The object must move a distance less than 100 meters

  • 7. 
    The formula for calculating work is W= F x d A pulley is used to lift a heavy piano 6 meters up to the second floor.  The amount of force applied upward is 700 N.  How much work was done?
    • A. 

      706 J

    • B. 

      4200 J

    • C. 

      116.6 J

    • D. 

      694 J

  • 8. 
    The formula for calculating work is W= F x d Jerry pulled the library cart 3 meters with a force of 17 N.  How much work was done?
    • A. 

      51 J

    • B. 

      20 J

    • C. 

      14 J

    • D. 

      5.6 J

  • 9. 
    The formula for calculating work is W= F x d. A body builder lifts the barbell up 1 meter with a force of 501 N. Then He uses 501 N to hold the barbell in place for 2 minutes. How much work was done?
    • A. 

      1002 J

    • B. 

      501 J

    • C. 

      500 J

    • D. 

      250. 5 J

  • 10. 
    The ability to do work or cause change is...
    • A. 

      Work

    • B. 

      Gravity

    • C. 

      Energy

  • 11. 
    The energy an object has while in motion is...
    • A. 

      Elastic potential energy

    • B. 

      Gravitational potential energy

    • C. 

      Kinetic energy

  • 12. 
    Stored energy that results from the position or shape of an object is called...
    • A. 

      Potential energy

    • B. 

      Kinetic energy

    • C. 

      Thermal energy

  • 13. 
    Calculate the momentum of a 700g ball that is rolling down a ramp at 4.6m/s.
    • A. 

      3.22 kg x m/s

    • B. 

      3,220 kg x m/s

    • C. 

      152.17 kg x m/s

    • D. 

      6.57 kg x m/s

  • 14. 
    If a force of 50N acts on a 5 kg object, its acceleration is equal to ______ meters per second squared.
    • A. 

      55

    • B. 

      45

    • C. 

      250

    • D. 

      10

  • 15. 
    The resistance an object has to a change in its motion is called ______________,
    • A. 

      Equilbrium

    • B. 

      Inertia

    • C. 

      Momentum

    • D. 

      Drag

  • 16. 
    3. If a total distance of 750 m is covered in a time interval of 25 s,the average speed is ______?

    • A. 

      3,974 mph

    • B. 

      3 mph

    • C. 

      30 mph

    • D. 

      30 m/s

  • 17. 
    6. If a person walked at 2 m/s for 12 s he/she would travel a distance of ________.
    • A. 

      24 m

    • B. 

      6 m

    • C. 

      4 m

    • D. 

      None of the answers

  • 18. 
    7. How long would it take to travel 50 km traveling at a speed of 10 km/hr?

    • A. 

      3 hours

    • B. 

      1 hour

    • C. 

      5 hours

    • D. 

      50 hours

  • 19. 
    The current in a circuit equals the voltage difference divided by the resistance.
    • A. 

      Law of resistance

    • B. 

      Law of compliance

    • C. 

      Ohms Law

    • D. 

      Conductivity Law

    • E. 

      Static electricity

  • 20. 
    The net movement of electric charges in a singe direction.
    • A. 

      Voltage difference

    • B. 

      Electric current

    • C. 

      Electric circuits

    • D. 

      Batteries

  • 21. 
    A  ____ ____ is related to the force that causes electric charges to flow.
    • A. 

      Electric currents

    • B. 

      Voltage difference

    • C. 

      Dry cell batteries

    • D. 

      Current flow

  • 22. 
    Voltage difference is measured in _____.
    • A. 

      Amps

    • B. 

      Electrodes

    • C. 

      Volts

    • D. 

      Centimeters

  • 23. 
    What is the unit for voltage?
    • A. 

      Volts

    • B. 

      Amperes

    • C. 

      Ohms

    • D. 

      Joules

  • 24. 
    What is the unit for current?
    • A. 

      Volts

    • B. 

      Amperes

    • C. 

      Ohms

    • D. 

      Joules

  • 25. 
    What is the unit for resistance?
    • A. 

      Volts

    • B. 

      Amperes

    • C. 

      Ohms

    • D. 

      Joules

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