Question

define term 'magnetic declination'.

Answer 1

Is the angle on the horizontal plane between magnetic north and true north

Answer 2

Hey friend here is your answer
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Magnetic declination or variation is the angle on the horizontal plane between magnetic north (the direction the north end of a compass needle points, corresponding to the direction of the Earth's magnetic field lines) and true north (the direction along a meridian towards the geographic North Pole).
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