Motions And Forces-test A

30 Questions | Total Attempts: 375

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Motions And Forces-test A

Questions and Answers
  • 1. 
    The direction and speed of a moving object
    • A. 

      Velocity

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 2. 
    A push or pull
    • A. 

      Acceleration

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 3. 
    An object's change in velocity divided by the time it takes for that change to occur
    • A. 

      Acceleration

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 4. 
    The tendency of matter to resist a change in its state of motion
    • A. 

      Acceleration

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Inertia

  • 5. 
    Forces that do not cancel out one another
    • A. 

      Unbalanced forces

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 6. 
    Forces that cancel out one another
    • A. 

      Acceleration

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 7. 
    A force that acts between any two masses in the universe and pulls them toward each other
    • A. 

      Acceleration

    • B. 

      Balanced force

    • C. 

      Force

    • D. 

      Gravitational force

  • 8. 
    A measure of the force of gravity on an object
    • A. 

      Weight

    • B. 

      Balanced forces

    • C. 

      Force

    • D. 

      Gravitational force

  • 9. 
    A student walked three miles in one hour.  With this information, what can you compute?
    • A. 

      Her direction

    • B. 

      Her force

    • C. 

      Her speed

    • D. 

      Her velocity

  • 10. 
    What prevents the man from moving the box?
    • A. 

      Acceleration

    • B. 

      Air pressure

    • C. 

      Inertia

    • D. 

      Velocity

  • 11. 
    Two girls are helping each other push a cart of books down the hallway.  What is the total of their force called?
    • A. 

      Frictional force

    • B. 

      Gravitational force

    • C. 

      Net force

    • D. 

      Universal force

  • 12. 
    Two teams are having a tug of war.  Neither team is winning.  What kind of force is acting on the rope?
    • A. 

      Balanced force

    • B. 

      Magnetic force

    • C. 

      Unbalanced force

    • D. 

      Vertical force

  • 13. 
    Which force pulls statically charged objects?
    • A. 

      Electrical force

    • B. 

      Gravitational force

    • C. 

      Magnetic force

    • D. 

      Nuclear force

  • 14. 
    Forces that cancel one another are
    • A. 

      Balanced forces

    • B. 

      Friction

    • C. 

      Gravitational forces

    • D. 

      Weight

  • 15. 
    When you are measuring the force of gravity on your body, you are measuring your
    • A. 

      Weight

    • B. 

      Velocity

    • C. 

      Force

    • D. 

      Acceleration

  • 16. 
    The force that pulls masses together is the 
    • A. 

      Gravitational force

    • B. 

      Weight

    • C. 

      Velocity

    • D. 

      Force

  • 17. 
    The force that prevents or slows motion between objects that are touching is 
    • A. 

      Friction

    • B. 

      Gravitational force

    • C. 

      Weight

    • D. 

      Velocity

  • 18. 
    Masses resist changes to their motion because they have
    • A. 

      Inertia

    • B. 

      Balanced forces

    • C. 

      Friction

    • D. 

      Gravitational force

  • 19. 
    The speed and direction of an object's motion are its
    • A. 

      Velocity

    • B. 

      Force

    • C. 

      Acceleration

    • D. 

      Inertia

  • 20. 
    A push or a pull is a 
    • A. 

      Force

    • B. 

      Acceleration

    • C. 

      Inertia

    • D. 

      Balanced forces

  • 21. 
    An object's change in velocity divided by the time over which the change occurred is
    • A. 

      Acceleration

    • B. 

      Inertia

    • C. 

      Balanced forces

    • D. 

      Friction

  • 22. 
    Which two factors affect gravitational force?
    • A. 

      Acceleration and masses

    • B. 

      Distance and masses

    • C. 

      Distance and sizes

    • D. 

      Volume and masses

  • 23. 
    Which surface would probably offer the least friction if you were to slide a box across it?
    • A. 

      Brick

    • B. 

      Carpet

    • C. 

      Ice

    • D. 

      Wood

  • 24. 
    An object is floating in a container of water.  Which force opposes gravity?
    • A. 

      Buoyant force

    • B. 

      Electricity

    • C. 

      Friction

    • D. 

      Surface tension

  • 25. 
    Two tug-of-war teams pull with great force on a rope, but there is no motion of the rope.  Why not?
    • A. 

      Balanced forces act on the rope.

    • B. 

      Gravity cancels friction on the rope.

    • C. 

      The net force on the rope is not zero.

    • D. 

      Unbalanced forces act on the rope.

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