magnetism, force of attraction or repulsion between various substances, especially those made of iron and certain other metals; ultimately it is due to the motion of electric charges.
Sections in this article:
- The Basis of Magnetism
- Evolution of Electromagnetic Theory
- Magnetic Materials
- Magnetic Poles, Forces, and Fields
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
See more Encyclopedia articles on: Physics