Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 2 - One-Dimensional Kinematics - Problems and Conceptual Exercises - Page 49: 15

Answer

It takes about 0.010 s for a nerve impulse that is generated when my fingers touch a hot object to travel to my brain.

Work Step by Step

We know that $t=\frac{length}{speed}$ We plug in the known values to obtain: $t=\frac{1.0m}{10^2m/s}$ $\implies t=10^{-2}s=0.010s$
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