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Compass – what is it and what makes it work

28th March 2015 by Gilad Nachmani

Compass

Compass (magnetic compass) is a basic navigation device that uses the earth’s magnetic poles to point a magnetized needle towards the north pole. A compass works because the earth’s rotation (and some theories add that the molten lava in the Earth’s crust) create 2 magnetic poles that allow a magnet (the compass needle) to be […]

Filed Under: Skills Tagged With: army compass, bearing dial, Direction Of Travel, DOT, Index line, land navigation, Magnetic north, Navigation, Orienting arrow, Orienting lines

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