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20 dez 1897 ano - Thomson showed that cathode rays were composed of previously unknown negatively charged particles, which he calculated must have bodies much smaller than atoms

Descrição:

Cathode Ray Tube

Adicionado na linha do tempo:

Jamiyah Polite & Anyliah Middleton

13 out 2017

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0

703

Data:

20 dez 1897 ano

Agora

~ 127 years ago

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