Answered: A rock is thrown straight up. What is…

A rock is thrown straight up. What is the net external force acting on the rock when it is at the top of its trajectory? Velocity. Inertia. There is no force on it at this point. O Weight.

University Physics Volume 1

18th Edition

ISBN:9781938168277

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

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

Chapter5: Newton's Law Of Motion

Section: Chapter Questions

Problem 5CQ: A rock is thrown straight up. At the top of the trajectory, the velocity is momentarily zero. Does...

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which one is correct?

A rock is thrown straight up. What is the net external force acting on
the rock when it is at the top of its trajectory?
Velocity.
Inertia.
There is no force on it at this point.
O Weight.

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