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Huang-ti was the first to use a lodestone as a compass.
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Greek mathematician named Thales discovered static electricity and magnetism.
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Amber attracts small objects because it contained a fatty fluid.
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William Gilbert invented a versorium.
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Francis Hauksbee removed air from a glass globe and made it rotate while rubbing it with a wool cloth. It gave off a bright light.
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Stephen Gray discovered conductivity,
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Charles Du Fay determined that everything and everybody contained electricity.
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Otto Von Guericke built the first generating machine.
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Proved that lightning was electrical.
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Important experiments on electric currents.
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Ohm law:
1 ohm of resistance makes a potentential difference of 1 volt produce a current of 1 ampere. -
Worked with Alessandro Volta. Dead frog leg on an iron plate and touched the plate to an iron hook. Leg twitched each time they touched.
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Invented the lightbulb.
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Invented the battery.
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Invented the induction motor.
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Invented a storage jar.
