Gyrocompass facts for kids

Kids Encyclopedia Facts
Kreiselkompass Schnitt Anschütz
Cutaway of an Anschütz gyrocompass
Algonquin gyro compass2
A gyrocompass repeater

A gyrocompass is a type of compass that does not use magnetism to point north. Normal compasses do not work around magnets, or big pieces of ferrous metal. Gyrocompasses do. This makes them very useful.

A gyrocompass is a non-magnetic compass based on a fast-spinning disc and the rotation of the Earth It automatically finds geographical direction.

Although one part of a gyrocompass is a gyroscope, these are not the same devices. A crucial ingredient is needed to turn a gyroscope into a gyrocompass, so it would automatically position to true north. This is some mechanism that applies torque whenever the compass's axis is not pointing north. Successful methods have two significant advantages over magnetic compasses:

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Gyrocompass Facts for Kids. Kiddle Encyclopedia.