ICP Chapter 3 Review

The upward force exerted on an object falling through air is:

• terminal velocity

• momentum

• air resistance

• weightlessness

The statement "to every action there is an equal and opposite reaction" is _____

• the law of conservation of momentum

• Newton's first law of motion

• Newton's second law of motion

• Newton's third law of motion

Momentum is expressed in units of:

• kg x m

• kg x m/s

• N

• m/s2

An object that is in free fall seems to be ____

• weightless

• slowed by air resistance

• speeded up by air resistance

• not moving

The motion of an object parallel to the Earth's surface is ___.

• horizontal

• vertical

• weightless

• momentum

acceleration due to gravity is ____.

• 98 m/s2

• 9.8 m/s2

• 9.8m/s

• 0.98 m/s

The path of a projectile is

• straight

• always vertical

• always horizontal

• curved

According to Newton's second law of motion, ____.

• F = mv

• F = ma

• F = pv

• F = pa

A car rounding a curve is subject to _____ force

• rolling

• static

• centripetal

• sliding

If a 200 Newton action force is exerted to the right, the reaction force will be ___

• 200 N to the right

• 400 N to the right

• 200 N to the left

• 400 N to the left