University Physics with Modern Physics (14th Edition)

by Young, Hugh D.; Freedman, Roger A.

Published by Pearson

ISBN 10: 0321973615

ISBN 13: 978-0-32197-361-0

Chapter 8 - Momentum, Impulse, and Collision - Problems - Discussion Questions - Page 263: Q8.20

Answer

Yes, she can.

Work Step by Step

She can face the sky and inhale, then face horizontally and exhale. If the ice is truly frictionless, she will gain a tiny horizontal velocity in the opposite direction as her exhaled air, and eventually make it to shore.

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