Physics: Principles with Applications (7th Edition)

by Giancoli, Douglas C.

Published by Pearson

ISBN 10: 0-32162-592-7

ISBN 13: 978-0-32162-592-2

Chapter 1 - Introduction, Measurement, Estimating - Misconceptual Questions - Page 17: 3

Answer

(b) 2

Work Step by Step

Leading zeros are not counted as significant. Written in scientific notation, (b) 7.8 x 10^2, has 2 significant figures

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