FILE- In this July 23, 2017, file photo the midnight sun shines across sea ice along the Northwest Passage in the Canadian Arctic Archipelago. The magnetic north pole is wandering about 34 miles (55 ...
How does a magnetic compass work? Well, it’s all down to basic physics and human ingenuity. The key component of a standard baseplate compass is its magnetized needle, which is allowed to spin freely ...
The movement of the magnetic North Pole is the result of the Earth having an active core. The inner core, starting about 3,200 miles below your feet, is solid and under such immense pressure that it ...
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