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Explain how factors such as gravity, friction, and change in mass affect the motion of objects.

Quiz by Sahnye Milton

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15 questions
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  • Q1
    What does the force of gravity do?
    Question Image
    It pulls objects toward each other
    It makes objects float
    It pushes objects away from each other
    It turns objects to dust
    30s
  • Q2
    What is friction?
    A type of gravity
    A force that resists the motion of objects
    The sound made when two objects rub together
    The heat produced when two objects collide
    30s
  • Q3
    If you slide a book across a table, what force makes it eventually stop?
    Question Image
    Electrical force
    Gravity
    Friction
    Magnetic force
    30s
  • Q4
    What would happen if the force of gravity suddenly disappeared?
    Things would become invisible
    Things would turn to dust
    Things would fall down faster
    Things would float away
    30s
  • Q5
    Why can't we walk easily on a slippery road?
    Because of magnetic force
    Because of more friction
    Because of less friction
    Because of increased gravity
    30s
  • Q6
    Why do we slide on icy or wet surfaces?
    Because of reduced friction
    Because of reduced gravity
    Because of increased friction
    Because of increased gravity
    30s
  • Q7
    What helps a car slow down when you apply the brakes?
    Magnetic force
    Friction
    Gravity
    Electric force
    30s
  • Q8
    Which force keeps us from slipping while walking?
    Magnetic force
    Friction
    Buoyancy
    Gravity
    30s
  • Q9
    What would life be like if there was no gravity on earth?
    We could run faster
    We would float instead of walk
    We would be able to fly
    We would be stronger
    30s
  • Q10
    What is the force that pulls objects towards the center of the Earth?
    Gravity
    Friction
    Air
    Magnetism
    30s
  • Q11
    What force causes a ball to come back down after being thrown into the air?
    Gravity
    Magnetism
    Friction
    Air resistance
    30s
  • Q12
    What is a balanced force?
    Forces that have no direction
    Forces that are unequal in size
    Forces that are equal in size and opposite in direction
    Forces that are equal in size and same in direction
    30s
  • Q13
    Which of the following is an example of a balanced force?
    Two people pushing a box from opposite sides with equal force
    A car accelerating on a flat road
    A person lifting a heavy object off the ground
    A soccer ball being kicked into the goal
    30s
  • Q14
    What is the result of a balanced force on an object?
    The object accelerates
    The object changes its shape
    The object stops moving
    The object stays at rest or continues to move at a constant speed
    30s
  • Q15
    What is the net force when two balanced forces act on an object?
    The net force is halved
    The net force is zero
    The net force is doubled
    The net force is multiplied
    30s

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