Motion in 1D Review

A lizard ran 3.0 meters from his rock to his friend’s house. He ran back halfway and stopped. What is his distance traveled? distance traveled = ____ m

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Jack runs 400 yards due South and 300 yards due West to get to school. What's the magnitude of the displacement from Jack's home to the school (in yards) ?

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If a train travels 500 kilometers from Stockholm to Copenhagen and the journey takes 5 hours, then what is the train’s average speed in kilometers per hour?

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If a car travels 270 meters in 30 seconds, then what is its average speed?

_____ m/s

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If an object travels 1500 m in 50 s, then what is its average velocity? in m/s

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If an object's recorded motion on a number line moved from x=15 m to x=165 m and back to x=25 m over a time interval of 100 s, then what was the object's average velocity? in m/s

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If a runner travels 250 meters north in 50 seconds, then what is his average velocity?

_____ m/s north

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If Tim walks to the mailbox 600 m south and then to his neighbor's house 300 m north and the entire trip takes him 5 minutes, then what is his average velocity? in m/s

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If an object's recorded motion on a number line moved from x=12 m to x=124 m and back to x=98 m and

the total time interval for this motion was 10.0 s, then what was the object's average velocity? in m/s

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112.45.c.5.C

A runner decreases his velocity from 20 m/s to 10 m/s in 2.0 s. What was his average acceleration? in m/s²

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