Natural Magnets
المؤلف:
GEORGE A. HOADLEY
المصدر:
ESSENTIALS OF PHYSICS
الجزء والصفحة:
p-300
2025-11-26
41
Pieces of a certain kind of iron ore have the property of attracting iron; and when suspended so as to swing freely, they will come to rest in a nearly north-and-south direction. They are called natural magnets. The ore is called magnetite, from Magnesia in Asia Minor near which it was first found.
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