A person walks at a constant speed of 4.0 m/s along a straight line from point a to point b and back along the line from point b to a at a constant speed of 3.20 m/s. What is her average speed over the entire trip? What is her average velocity over the entire trip?

A person walks at a constant speed of 4.0 m/s along a straight line from point a to point b and back along the line from point b to a at a constant speed of 3.20 m/s. What is her average speed over the entire trip? What is her average velocity over the entire trip?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter3: Motion Along A Straight Line

Section: Chapter Questions

Problem 15CQ: Plus and minus signs are used in one-dimensional motion to indicate direction. What is the sign of...

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