Conceptual Physics (12th Edition)

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

Chapter 24 - Think and Explain: 42


Try testing the door with a magnet.

Work Step by Step

Aluminum is not magnetic, so if it sticks, s/he is mistaken. However, if it doesn’t stick, that doesn't prove that the door is made of aluminum, because there are many nonmagnetic materials.
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.