• A
• B
• C
• #### 2.  Speed is a __________ quantity and velocity is a __________ quantity.

• scalar, vector
• vector, scalar
• #### 3.  A quantity that is ignorant of direction is referred to as a

• vector quantity
• scalar quantity

• 0.959 s
• 4.79 s
• 0.979 s
• #### 5.  An object is NOT accelerating if it is moving

• in a circle
• at constant velocity
• at increasing speed
• only as influenced by gravity

• 4.20 m
• 52.5 m
• 105 m
• 158 m

• m/s
• m
• m/s2
• s

• 24 m/s2
• 18 m/s2
• 16 m/s2
• 16 m/s

• Km
• s
• m/s
• m/s2

• foot (ft)
• inch (in)
• mile (mi)
• meter (m)

• 27 m/s
• 3 m/s
• -27 m/s
• -3 m/s
• #### 12.  What happens to the velocity of a ball as it is dropped off a cliff?

• It decreases at a uniform rate
• It increases at a uniform rate
• It is constant
• It increases at a non-uniform rate
• #### 13.  The speedometer on your car tells you

• average velocity
• instantaneous velocity
• average speed
• instantaneous speed

• second (s)
• minute (min)
• hour (hr)
• year (yr)
• #### 15.  A quantity that is has magnitude and direction is referred to as a

• vector quantity
• scalar quantity
• #### 16.  A car slows down from +32 m/s to +8 m/s in 4 s. The acceleration is

• 6 m/s/s opposite the motion
• 2m/s/s in the direction of motion
• 8 m/s/s opposite the motion

• 19.6 m/s
• -5.4 m/s
• -44.6 m/s
• 44.6 m/s
• #### 18.  A change in velocity over time is known as:

• acceleration
• constant speed
• average speed
• displacement

• 525 m
• 3750 m
• 6235 m
• 9813 m

• 0 m
• 10 m
• 20 m
• 40 m

• -7.5 m/s
• -7.5 m/s2
• -0.5 m/s2
• 7.5 mi//hr

• 225 m/s
• 25 m/s
• 0.04 m/s

• True
• False
• #### 24.  The unit we use to measure acceleration is ___.

• meters / second
• meters
• seconds
• meters / second / second
• #### 25.  A _________ quantity is completely described by magnitude alone. A _________ quantity iscompletely described by a magnitude with a direction.

• vector, scalar
• scalar, vector

• 1.3 m/s2
• 2.5 m/s2
• 3.0 m/s2
• 7.5 m/s2
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