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Magnetism

Magnetism in the 21st Century
by

Dionte Steward

on 29 April 2010

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Transcript of Magnetism

Magnetism of the 21st Century Astronomy Medicine Electronic Toys Navigation electric poles needle/magnet north south The magnet or needle always points to the magnetic north pole on the earth. When people go inside this big magnetic field, some of the protons go in the same direction as the field. magnetic
resonance imaging electric motors motor contollers By using these methods of propulsion, we can reduce city pollution Natural magnets have a North and South Pole. Likes poles repel; opposite poles attract. Magnetic field lines flow from North to South. Natural magnets are made from Iron, Nickel, and Cobalt. Magnetic substances can be induced by magnets to become magnets This toy's pole attract another. It is made of Iron. The hubble is made of iron, nickel, and/or cobalt.
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