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18 дек 1856 г. - J.J. Thomson

Описание:

J.J Thomson discovered the electron by experimenting with a crookes, or the cathode tube, He demonstrated that cathode rays were negatively charged. In addition, he also studied positively charged particles in neon gas.

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Shay, Bri, Raina

ByNeshe Bryant
22 окт 2018
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18 дек 1856 г.
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~ 169 г назад
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