A symbolic representation of Earth with a magnetic dipole inside. The lines of magnetic field extend from one magnetic pole to another. The magnet polarity is physically correct. The north pole of a compass would indicate geographic North, because it will be attracted to magnetic south pole.
Based on a free image by yeKcim, http://commons.wikimedia.org/wiki/File:Earth_clip_art.svg
earth_magnetic_field_schematic_magnetica.png
You are permitted and indeed encouraged to use this image freely, for any legal purpose including commercial, and with any modifications (the permission is hereby given, so there is no need to ask for it explicitly again), but you MUST always give the following credits:
S. Zurek, Encyclopedia Magnetica, CC-BY-4.0
We would appreciate if you let us know of any use: info@e-magnetica.pl