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If a strong magnet is inserted into a soft rubber globe, then the orientation of the dipole field at the surface of the globe can be investigated by placing staples at various locations. |
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If a strong magnet is inserted into a soft rubber globe, then the orientation of the dipole field at the surface of the globe can be investigated by placing staples at various locations. |
I have written a page of information on the Earth's field and another to guide exploration of this model. They are available in html, and pdf formats. I learned of this model from Paul Doherty of the San Francisco Exploratorium.
| Arbor Scientific sells this product as well. You can
order one from their site: http://www.arborsci.com/Products_Pages/Magnetism/Magnetism2.htm |
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