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 11 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?

9.43 m/sec11.50 m/seccannot be determined6.29 m/sec

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Question 2 What was the cart's average speed during the first 8.8 seconds?

10.00 m/sec4.71 m/sec7.50 m/sec12.57 m/sec

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

20.8 m22.0 mcannot be determined47.7 m20.2 m

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

cannot be determined0 m/sec7.50 m/sec9.43 m/sec

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

-40.3 m/sec-4.48 m/sec-6.7 m/sec-3.1 m/sec

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

-3.24 m/sec14.80 m/sec-4.2 m/sec11.0 m/sec14.4 m/sec