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Author Question: The figure shows the position of an object (moving along a straight line) as a function of time. ... (Read 313 times)

luminitza

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on: Jul 29, 2018
The figure shows the position of an object (moving along a straight line) as a function of time. Assume two significant figures in each number. Which of the following statements about this object is true over the interval shown?
 
  A) The object is accelerating to the left.
  B) The object is accelerating to the right.
  C) The acceleration of the object is in the same direction as its velocity.
  D) The average speed of the object is 1.0 m/s.

Question 2

The motions of a car and a truck along a straight road are represented by the velocity-time graphs in the figure. The two vehicles are initially alongside each other at time t = 0. At time T, what is true about these two vehicles since time t = 0?
 
  A) The truck will have traveled further than the car.
  B) The car will have traveled further than the truck.
  C) The truck and the car will have traveled the same distance.
  D) The car will be traveling faster than the truck.


yotaSR5

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


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luminitza

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Reply #2 on: Jul 29, 2018
Thanks


yotaSR5

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Reply #3 on: Jul 29, 2018
Welcome :)


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