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... invention of the compass. There is some disagreement about who should get credit for this invention. It's pretty clear that the Chinese knew about magnetism ... Magnetic compass, in navigation or surveying, an instrument for determining direction on the surface of Earth by means of a magnetic pointer that aligns ... Nov 1, 2011 ... Correction: A previous version of this story stated that the magnetic compass ... invented in China by then. It has been corrected to ... The Compass - The Chinese invented the magnetic compass to help determine the correct direction. They used this in city planning at first, but it became ... Aug 1, 2017 ... If you have ever used a compass to follow directions or navigate to ... The first known measurement of declination is credited to the Chinese ... The Chinese invented the magnetic compass to help determine the correct direction. They used this in city planning at first, but it became very important to ... Jul 16, 2012 ... 4.13.3 THE MAGNETIC COMPASS RECORD ........................ 4-11 ... appropriate authority to determine the department's production. Dec 13, 2021 ... Since no two ships have the same magnetic field, the correct placement of the corrective magnets is unique to each one. There was a further ... Aug 31, 2022 ... ... magnetic compass. But long before the invention of the compass in China ... first modern European map with a scale to determine distances. Primarily, the compass was used for geomancy for a ... Ancient Chinese alchemists realized that the magnetite ore would point towards a magnetic north.