A student drove to the university from her home and noted that the odometer reading of her car increased by 14.0 km. The trip took 18.0 min. (For each answer, enter a number.) (a) What was her average speed in km/h? (b) If the straight-line distance from her home to the university is 10.3 km in a direction 25.0° south of east, what was her average velocity in km/h? If she returned home by the same path 7 h 30 min after she left, what were her average speed and velocity in km/h for the entire trip?

A student drove to the university from her home and noted that the odometer reading of her car increased by 14.0 km. The trip took 18.0 min. (For each answer, enter a number.) (a) What was her average speed in km/h? (b) If the straight-line distance from her home to the university is 10.3 km in a direction 25.0° south of east, what was her average velocity in km/h? If she returned home by the same path 7 h 30 min after she left, what were her average speed and velocity in km/h for the entire trip?

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter2: Motion

Section: Chapter Questions

Problem PM

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(a)

What was her average speed in km/h?

(b)

If the straight-line distance from her home to the university is 10.3 km in a direction 25.0° south of east, what was her average velocity in km/h?

If she returned home by the same path 7 h 30 min after she left, what were her average speed and velocity in km/h for the entire trip?

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