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Fill in the blanks of lesson carbon and its compounds |
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Answer» ne, a NATURAL magnet, attracting iron nails. Ancient humans discovered the PROPERTY of magnetism from lodestone.An illustration from Gilbert's 1600 De Magnete showing ONE of the earliest methods of making a magnet. A blacksmith holds a piece of red-hot iron in a north–south direction and hammers it as it cools. The magnetic field of the Earth aligns the domains, leaving the iron a WEAK magnet.Drawing of a medical treatment using magnetic BRUSHES. Charles Jacque 1843, France. |
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