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Forces and Motion Test Review

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  • To find the net force of two objects moving in opposite directions you would ____ their forces.
    subtract
  • A planner, sitting in a desk, because someone forgot it: balanced or unbalanced?
    balanced
  • A coffee mug sitting on Mrs. Loupe's desk: balanced or unbalanced?
    balanced
  • The moon orbiting the Earth at a constant speed: balanced or unbalanced?
    balanced
  • What is a push or a pull?
    a force
  • A force that is at rest or moves in at a constant speed and in a constant direction is called a ______ force.
    balanced
  • A train accelerating out of the station: balanced or unbalanced?
    unbalanced
  • a soccer ball sitting on the ground motionless: balanced or unbalanced?
    balanced
  • A turtle crawling around the floor of the class: balanced or unbalanced?
    unbalanced
  • What is the net force?
    0N no movement
  • a lamp sitting on a table: balanced or unbalanced
    balanced
  • a skier skiing through flags in a race down the mountain: balanced or unbalanced?
    unbalanced
  • What is the net force?
    54N right
  • What is the net force?
    10N left
  • An object is being pulled 60N to the left, as well at 60N to the right. Which direction will it move?
    It won't move!
  • a car accelerating around a mountain curve: balanced or unbalanced
    unbalanced
  • Force is measured in ____.
    Newtons
  • An object is being pulled with 35 N to the right and 25 N to the left. What is the net force?
    10N to the right (you do not get points unless you gave the whole answer!)
  • What is the net force?
    110N left
  • An ice skater moving in a straight line at a constant speed: balanced or unbalanced?
    balanced
  • What is the force of attraction that exists between two objects?
    gravity
  • What two things affect the gravity between two objects?
    mass and distance between the objects
  • The total amount of all of the forces acting on an object is called the____.
    Net Force
  • An ____ force always causes a change in position, speed, or direction of an object.
    unbalanced
  • A North Corbin cheerleader doing back flips down the court at a basketball game: balanced or unbalanced?
    unbalanced
  • What is the net force?
    120N down
  • To find the net force of two objects moving at the same direction you would ____ their forces?
    add
  • What is the net force?
    100N right
  • What is the net force?
    30N down
  • A rocket lifting off the launch pad: balanced or unbalanced?
    unbalanced
  • An object is being pushed with 50 N of force to the right and being pulled with 20 N to the right. What is the net force?
    70N to the right (you do not get points unless you gave the whole answer!)
  • a car accelerating around a mountain curve: balanced or unbalanced?
    unbalanced
  • What is the net force?
    0N no movement
  • What is the net force?
    75N left
  • What happens to the speed of an object as an unbalanced force acts on it?
    it changes
  • A gymnast on balance beam doing a back flip: balanced or unbalanced?
    unbalanced
  • What is the net force?
    70N right
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