Constant Velocity: Position-Time Graphs

Practice Problems
Constant Velocity: Position-Time Graphs

Directions: On this worksheet you will review some of the properties of position-time graphs when the object is moving at a "constant velocity."

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Question 1 The y-axis, representing position, is scaled so that each square (vertical division) represents 12 meters. The x-axis is scaled so that each square represents 1 second.

7,11,17 seconds

What was the cart's instantaneous speed at 3 seconds?

cannot be determined12.67 m/sec10.29 m/sec5.14 m/sec

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Question 2 What was the cart's average speed during the first 8.5 seconds?

13.71 m/sec8.47 m/sec5.14 m/sec11.29 m/sec

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Question 3 Where was the cart located at exactly 13 seconds?

22.0 m22.7 mcannot be determined52.0 m24.0 m

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Question 4 What was the magnitude of the cart's instantaneous velocity at 7 seconds?

10.29 m/seccannot be determined8.47 m/sec0 m/sec

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Question 5 What was the cart's average velocity between 7 and 13 seconds?

-4.89 m/sec-44.0 m/sec-7.3 m/sec-3.4 m/sec

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Question 6 What was the cart's average speed for the entire 17 seconds?

12.0 m/sec-4.6 m/sec16.14 m/sec15.7 m/sec-3.53 m/sec