Forces Question Preview (ID: 51394)


7.P.1.2. TEACHERS: click here for quick copy question ID numbers.

This can change the speed of an object?
a) Balanced Forces
b) Unbalanced Forces
c) Mass
d) None of the above

A _________ can change the direction of an objects motion.
a) Mass
b) Inertia
c) Force
d) Weight

The tendency of an object to resist any change in its motion
a) Mass
b) Inertia
c) Force
d) Friction

Friction
a) A force of attraction between objects that is due to their masses.
b) force that opposes the motion of objects that move through the air
c) A measure of the force of gravity on an object
d) A force that opposes motion between two surfaces that are in contact

A piece of wood floats on the surface of a lake because the water exerts:
a) an upward force equal to the weight of the wood
b) a downward force equal to the weight of the wood
c) an upward force equal to the weight of the displacement water
d) a downward force equal to the weight of the displacement water

A car is parked on the side of a hill. Which of the following most likely prevents the car from moving down the hill?
a) the car has too much mass to move easily
b) there is friction in the door hinges of the car
c) there is friction between the tires and the road
d) the weight of the car is mostly on the front wheels

Force is measured in...
a) Grams
b) Newtons
c) Neutrons
d) Pounds

Forces that cause a change in the motion of an object
a) Unbalanced Force
b) Balanced Force
c) Mass
d) Inertia

Your mass changes based on how much gravity is pulling on you.
a) True
b) False
c)
d)

The greater the mass of an object the ________ the inertia.
a) Weaker
b) Greater
c) Mass and inertia have no relationship
d) All of these

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