Conceptual Physics (12th Edition)

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

Chapter 5 - Reading Check Questions (Comprehension) - Page 85-86: 13

Answer

The helicopter exerts force on the air, pushing it downward. By Newton's third law, the air exerts an equal and opposite push on the helicopter. This is the upward force that lifts the helicopter.

Work Step by Step

Whenever object A exerts a force on object B, we find that object B exerts an equal and opposite force on object A. This is discussed on page 76.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.