Newton's Laws Of Motion And Force Question Preview (ID: 23192)


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Friction acts in a direction _____________ to the direction of an object's motion
a) unrelated
b) opposite
c) equal
d) perpendicular

Unless an object at rest is acted upon by a force, it stays at rest due to its
a) matter
b) inertia
c) friction
d) gravity

A 10 kg ball is accelerated 500 m/s2 by a forec of
a) 5000 N
b) 50 N
c) 500 N
d) 1/50 N

The momentum of a 1500 kg car travelling at a velocity of 10 m/s is
a) 15000 N
b) 15 m/s2
c) 150 N
d) 15,000 kg m/s2

A(n) ________________ can cause an object's motion to change
a) unbalanced force
b) balanced force
c) weight
d) inertia

The amount of matter in an object is called its
a) weight
b) force
c) inertia
d) mass

Newton's Second Law of Motion stated the relationship of mass, acceleration, and force. It says that
a) force equals mass divided by acceleration
b) force equals acceleration divided by mass
c) force equals mass times acceleration
d) every object attracts every other object in the universe

A(n) ____________ causes objects to move in a circle
a) centripetal force
b) large weight
c) terminal velocity
d) acceleration

The unit of force, a newton, is equal to
a) the amount of mass in an object
b) mass x velocity
c) kg x m/s
d) kg x m/s2

An object in free fall _______________ until it reaches terminal velocity.
a) decreases in mass
b) slows down
c) accelerates
d) is unbalanced

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