Chapter 4: Newton's Second Law Of Motion, Force And Acceleration

91 Questions | Total Attempts: 329

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Force Quizzes & Trivia

Questions and Answers
  • 1. 
    Which has the greater mass?
    • A. 

      A king-size pillow

    • B. 

      An automobile battery

    • C. 

      ) neither – both have the same

  • 2. 
    A kilogram is a measure of an object's
    • A. 

      Weight

    • B. 

      Force

    • C. 

      Mass

    • D. 

      Size

  • 3. 
    Compared to a 1-kg block of solid iron, a 2-kg block of solid iron has twice as much
    • A. 

      Inertia

    • B. 

      Mass

    • C. 

      Volume

    • D. 

      All of these

    • E. 

      None of these

  • 4. 
    Compared to a 1-kg block of solid iron, a 2-kg block of solid iron has the same
    • A. 

      Mass

    • B. 

      Volume

    • C. 

      Weight

    • D. 

      All of these

    • E. 

      None of these

  • 5. 
    Your weight is
    • A. 

      Equal to your mass

    • B. 

      The gravitational attraction force between you and the Earth

    • C. 

      A property of mechanical equilibrium

    • D. 

      All of these

  • 6. 
    If one object has twice as much mass as another object, it also has twice as much
    • A. 

      Inertia

    • B. 

      Velocity

    • C. 

      Acceleration due to gravity

    • D. 

      Volume

    • E. 

      All of these

  • 7. 
    Compared to the mass of a certain object on Earth, the mass of the same object on the moon is
    • A. 

      One sixth as much

    • B. 

      The same

    • C. 

      Six times as much

    • D. 

      Zero

  • 8. 
    Strange as it may seem, it is just as hard to accelerate a car on a level surface on the moon as it is here on the Earth. This is because
    • A. 

      The mass of the car is independent of gravity

    • B. 

      The weight of the car is independent of gravity

    • C. 

      Nonsense! A car is much more easily accelerated on the moon than on the Earth

  • 9. 
    A ride on a roller-coaster car containing 6 passengers takes 3 minutes. Neglecting friction, a similar ride with 12 passengers aboard would take
    • A. 

      1.5 minutes

    • B. 

      3 minutes

    • C. 

      6 minutes

    • D. 

      18 minutes

  • 10. 
    The newton is a unit of
    • A. 

      Force

    • B. 

      Mass

    • C. 

      Density

    • D. 

      Inertia

  • 11. 
    In which case would you have the largest mass of gold? If your chunk of gold weighed 1 N on the
    • A. 

      Moon

    • B. 

      Earth

    • C. 

      Planet Jupiter

  • 12. 
    A rock weighs 30 N on Earth. A second rock weighs 30 N on the moon. Which of the two rocks has the greater mass?
    • A. 

      The one on Earth

    • B. 

      The one on the moon

    • C. 

      They have the same mass

    • D. 

      Not enough information to say

  • 13. 
    An object's weight may properly be expressed in units of
    • A. 

      Meters

    • B. 

      Kilograms

    • C. 

      Newtons

    • D. 

      Cubic centimeters

  • 14. 
    A force is a vector quantity because it has both
    • A. 

      Magnitude and direction

    • B. 

      Mass and acceleration

    • C. 

      Action and reaction counterparts

  • 15. 
    A 10-kg brick and a 1-kg book are dropped in a vacuum. The force of gravity on the 10-kg brick is
    • A. 

      The same as the force on the 1-kg book

    • B. 

      10 times as much

    • C. 

      One-tenth as much

    • D. 

      Zero

  • 16. 
    An object is propelled along a straight-line path by a force. If the net force were doubled, the object's acceleration would be
    • A. 

      Half as much

    • B. 

      The same

    • C. 

      Twice as much

    • D. 

      Four times as much

    • E. 

      None of these

  • 17. 
    If an object's mass is decreasing while a constant force is applied to the object, the acceleration
    • A. 

      Decreases

    • B. 

      Increases

    • C. 

      Remains the same

  • 18. 
    An object is propelled along a straight-line path in space by a force. If the mass of the object somehow becomes twice as much, its acceleration
    • A. 

      Quadruples

    • B. 

      Doubles

    • C. 

      Stays the same

    • D. 

      Halves

    • E. 

      None of these

  • 19. 
    An object is pulled northward by a force of 10 N and at the same time another force of 15 N pulls it southward. The magnitude of the resultant force on the object is
    • A. 

      0 N

    • B. 

      5 N

    • C. 

      25 N

    • D. 

      150 N

  • 20. 
    The force of friction on a sliding object is 10 newtons. The applied force needed to maintain a constant velocity is
    • A. 

      More than 10 N

    • B. 

      Less than 10 N

    • C. 

      10 N

  • 21. 
    A 10-N falling object encounters 4 N of air resistance. The net force on the object is
    • A. 

      0 N

    • B. 

      4 N

    • C. 

      6 N

    • D. 

      10 N

    • E. 

      None of these

  • 22. 
    A 10-N falling object encounters 10 N of air resistance. The net force on the object is
    • A. 

      0 N

    • B. 

      4 N

    • C. 

      6 N

    • D. 

      10 N

    • E. 

      None of these

  • 23. 
    An apple weighs 1 N. When held at rest above your head, the net force on the apple is
    • A. 

      0 N

    • B. 

      0.1 N

    • C. 

      1 N

    • D. 

      9.8 N

    • E. 

      None of these

  • 24. 
    An apple at rest weighs 1 N. The net force on the apple when it is in free fall is
    • A. 

      0 N

    • B. 

      0.1 N

    • C. 

      1 N

    • D. 

      9.8 N

    • E. 

      None of these

  • 25. 
    Which has zero acceleration? An object
    • A. 

      At rest

    • B. 

      Moving at constant velocity

    • C. 

      In mechanical equilibrium

    • D. 

      All of these

    • E. 

      None of these

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