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Author Question: A strobe photograph shows equally spaced images of a car moving along a straight road. If the time ... (Read 91 times)

erika

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on: Jul 28, 2018
A strobe photograph shows equally spaced images of a car moving along a straight road. If the time intervals between images is constant, which of the following cannot be positive?
 a. the speed of the car
  c. the acceleration of the car
  b. the average velocity of the car
  d. the direction of motion of the car

Question 2

The slope of the acceleration-time curve represents:
 a. the velocity.
  b. the rate of change of acceleration.
  c. the rate of change of displacement.
  d. the area under the position vs. time curve.


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kbennett34

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


erika

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Reply #2 on: Jul 28, 2018
Thanks


kbennett34

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Reply #3 on: Jul 28, 2018
Welcome :)


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