Conceptual Physics (12th Edition)

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

Chapter 1 - Reading Check Questions (Comprehension): 4


The Earth's shadow tapers due to the huge size of the sun. Parallel light rays would cause the Earth to cast a shadow that does not taper, but light rays from the upper edge of the sun and from the lower edge of the sun are not parallel.

Work Step by Step

A diagram is found on page 5.
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.