When the man moves to the right, is his velocity positive or negative? Why? When the man moves to the left, is his velocity positive or negative? Why? When the man starts off to the right, is his acceleration positive or negative? Why? When the man slows down to the right, is his acceleration positive or negative? Why?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 3OQ
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When the man moves to the right, is his velocity positive or negative?  Why?

When the man moves to the left, is his velocity positive or negative?  Why?

When the man starts off to the right, is his acceleration positive or negative?  Why?

When the man slows down to the right, is his acceleration positive or negative?  Why?

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