Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 4 - Think and Discuss: 115

Answer

8 N downward.

Work Step by Step

The air resistance acts upward, so the forces are 10 N downward due to its weight, and 2 N upward due to air resistance. The total is 8 N downward.
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