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Acceleration means going faster __________.
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
A physics student measures the velocity of a rolling cart as 3 m/s to the left. After 277 hours, what is the final velocity of the car if the car’s acceleration is 0?
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
Which of the following is NOT true about acceleration?
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
A donkey begins running from rest. It is moving 7 meters per second (m/s) after 42 seconds have passed. What is its acceleration?
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
Barry and Lonnie race one another along a curvy, bumpy, 7-mile track. Lonnie starts from rest and accelerates at 3 m/s/s. Barry runs at a constant velocity of 9 m/s. After 3 seconds, which runner is ahead? or are they tied?
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
Acceleration is:
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
On a Position vs. Time graph, uniform positive acceleration looks like:
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
A dog is running at 4 meters per second. In 6 seconds, it slows to a stop. What is its acceleration?
Whenever it is negative, the object is slowing down.
rate of change of velocity
-0.67 m/s/s
0.17 m/s/s
3 m/s
a diagonal line
always
Barry
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