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20 questions
What is happening between 4 and 5 seconds?
The object is slowing down in a negative direction.
The object is slowing down in a positive direction.
The object is speeding up in a positive direction.
The object is speeding up in a negative direction.
Find the displacement in the first 5 seconds.
8 centimeters
4 centimeters
2 centimeters
5 centimeters
Find the total displacement in the 7 seconds of motion.
1 centimeter
0 centimeters
9 centimeters
12 centimeters
A person walking along a straight line moves such that her velocity as a function of time can be represented by the graph above. At what time does the person have the same position as she had at time t = 0?
At t = 5 s
During the interval 5 s < t < 8 s
At t = 8 s
During the interval t > 8 s
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