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Displacement and Velocity Practice CP

Last updated about 2 years ago

6 Nsɛmmisa

A football quarterback runs 15.0 m straight forward 2.50 s. He is then hit and pushed 3.00 m straight backward in 1.75 s. He breaks the tackle and runs straight forward another 21.0 m in 5.20 s.

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1.

Draw a diagram showing the motion of the quarterback.

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2.

Calculate the average velocity for his first run forward.

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3.

Calculate the average velocity when he is pushed backward.

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4.

Calculate the average velocity when he breaks the tackle

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5.

Calculate his total average velocity

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6.

If you divide the total distance traveled on a car trip (as determined by the odometer) by the time for the trip, (a) are you calculating the average speed or the magnitude of the average velocity? (b) Under what circumstances are these two quantities the same?