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 13 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 4 seconds?

13.50 m/sec11.14 m/seccannot be determined7.43 m/sec

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Question 2 What was the cart's average speed during the first 9.3 seconds?

11.18 m/sec14.86 m/sec8.39 m/sec5.57 m/sec

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Question 3 Where was the cart located at exactly 12 seconds?

80.2 m13.0 mcannot be determined23.8 m22.5 m

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

0 m/sec11.14 m/seccannot be determined8.39 m/sec

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Question 5 What was the cart's average velocity between 7 and 12 seconds?

-2.0 m/sec-23.8 m/sec-4.8 m/sec-2.98 m/sec

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

17.49 m/sec13.0 m/sec-5.0 m/sec17.0 m/sec-3.82 m/sec