Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 1 - Measurement - Problems: 1b

Answer

Surface Area of a Sphere = ${4*pi*(radius)^2 }$ ${pi*(1.623*10^8)}$ or about ${5.099*10^8}$ square kilometers

Work Step by Step

First of all, 1 kilometer = 1000 m so Earth's radius = 6370 kilometers and Surface Area of a Sphere = 4*pi*(radius)^2
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