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please see this English text ...The Earth’s magnetic field has reversed a number of times in its history. Before the poles actually flip, the magnetic field weakens and the magnetic poles drift away from “true” north and south.
>>>magnetic poles drift away from “true” north and south.
what does 'drift away' means ? I don't understand the meaning of 'drift away' ...I need english help ... any native speaker or someone knows better english ?N.B: is not the north pole of Earth's magnetic field a little distant away from geographic north pole ?
>>>magnetic poles drift away from “true” north and south.
what does 'drift away' means ? I don't understand the meaning of 'drift away' ...I need english help ... any native speaker or someone knows better english ?N.B: is not the north pole of Earth's magnetic field a little distant away from geographic north pole ?