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 10 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 6 seconds?

8.57 m/seccannot be determined8.57 m/sec10.33 m/sec

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Question 2 What was the cart's average speed during the first 8.9 seconds?

8.99 m/sec4.29 m/sec11.43 m/sec6.74 m/sec

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Question 3 Where was the cart located at exactly 14 seconds?

cannot be determined20.6 m30.0 m25.0 m18.3 m

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

0 m/seccannot be determined6.74 m/sec8.57 m/sec

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Question 5 What was the cart's average velocity between 7 and 14 seconds?

-55.0 m/sec-5.50 m/sec-3.9 m/sec-7.9 m/sec

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

13.45 m/sec10.0 m/sec13.1 m/sec-2.94 m/sec-3.8 m/sec