18.5. References http://www.ck12.org
18.5 References
- User:Evan-Amos/Wikimedia Commons. http://commons.wikimedia.org/wiki/File:Plastic-compass.jpg. Pub-
lic Domain - Marc Spooner. http://www.flickr.com/photos/marcspooner/5287991784/.
- Christopher Auyeung. CK-12 Foundation.
- Popular Science Monthly Volume 56. http://commons.wikimedia.org/wiki/File:PSM_V56_D0072_Magneti
c_whirls_around_the_sending_wire.png. Public Domain - User:Wizard191/WIkimedia Commons, modified by CK-12 Foundation - Christopher Auyeung. Hand: co
mmons.wikimedia.org/wiki/File:Right-hand_grip_rule.svg. CC-BY-NC-SA 3.0 - Raymond Chou. CK-12 Foundation.
- Christopher Auyeung. CK-12 Foundation.
- Raymond Chou. CK-12 Foundation.
- Ira Nirenberg. CK-12 Foundation.
- Ira Nirenberg. CK-12 Foundation.
11.. http://commons.wikimedia.org/wiki/File:N.Tesla.JPG. Public Domain - Raymond Chou. CK-12 Foundation.
- Courtesy of NASA. http://commons.wikimedia.org/wiki/File:Magnetosphere_rendition.jpg. Public Domain
- Courtesy of Senior Airman Joshua Strang/US Air Force. http://commons.wikimedia.org/wiki/File:Polarlich
t_2.jpg. Public Domain - Ira Nirenberg. CK-12 Foundation.
- Ira Nirenberg. CK-12 Foundation.
- Ira Nirenberg. CK-12 Foundation.
18.. CK-12 Foundation. - Raymond Chou. CK-12 Foundation.
- Raymond Chou. CK-12 Foundation.