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A  car starts from rest and after  7 seconds it is moving at 42  m/s. What is the car’s acceleration?

• 0.17
• 1.67
• 6
• 7

How long will it take a running horse to travel 260 m and attain a speed of 12 m/s from rest?

• 1200 seconds
• 1.2 hours
• 43 Hours
• 43 minutes

A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops? 

• 4.20 m
• 52.5 m
• 105 m
• 158 m

In each of the following cases, determine which car has the greatest acceleration.

• starts from 0 m/s to 20 m/s in 4 seconds.
• speed up from 20m/s to 40m/s in 3 seconds
• slow down from 50m/s to stop in 2 seconds
• starts from 0 m/s to 20m/s in 5 seconds

A car is traveling at 21.0 m/s. It slows to a stop at a constant rate over 5.00 s. How far does the car travel during those 5.00 seconds before it stops? 

• 4.20 m
• 52.5 m
• 105 m
• 158 m

Motion sensors recorded the following data about a runner during a cross-country race. During which segment of the race did the runner have the greatest speed?

• W
• X
• Y
• Z

Describe the motion

• Slow to fast;   Negative direction
• Fast to slow;   Negative direction
• Fast to slow;   Positive direction
• Slow to fast;   Positive direction

Describe the motion in segment C

• Slowing down;  Positive direction
• Slowing down;  Negative direction
• Speeding up;  Negative direction
• Constant velocity;  Negative direction

What happens to the total distance that a ball travels as it falls off the side of a cliff?

• The distance remains constant 
• The distance increases at a uniform rate
• The distance increases at a nonuniform rate 
• The distance decreases at a uniform rate

At what time did runner A pass runner B?

• 0 seconds
• 1 second
• 2 seconds
• 3 seconds