Conceptual Physics (12th Edition)

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

Chapter 8 - Think and Discuss - Page 158-159: 114


The CM of the plastic bird is in a vertical line with the point at which the head rests on her finger.

Work Step by Step

There seems to be much less plastic to the right of the support point than there is to the left, so to shift the CM to the head, the wing tips of the bird to the right of the support point must contain something much denser than plastic, perhaps some metal shot.
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