# Chapter 4 - For Thought and Discussion: 9

Yes

#### Work Step by Step

This is Newton's second law. Recall, according to this law, $F=ma$. Thus, if there is a net force, there is an acceleration, meaning that the velocity will change. However, this question asks about speed. If a person is going in centripetal motion, for instance, it is possible for the speed to be constant even with a net force and a changing velocity.

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