Science
October 2008
Terms
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- temporary magnet
- One that does not keep its magnetism very long.
- South Pole
- The magnet south seeking pole.
- magnet
- An object that attracts or pulls on certain materials, mainly iron and steel.
- permanent magnets
- Commercial magnets made in a factory.
- loadstone
- A naturally magnetic rock found at or near Earths surface.
- North Pole
- One of the ends of a magnet where the magnetic force is strongest. It points to the north when the magnet moves freely.
- lines of force
- The lines that form a pattern showing the shape or size of a magnetic force field.
- compass
- Magnetized needle that points north when allowed to swing freely.
- magnetism
- A magnets property of attracting certain materials, mainly iron and steel.
- magnetic field
- The space in which the force of a magnet can act is called a force field.
- aurora
- Produced when particles from space are captured by Earths magnetic field.