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23 abr 1975 ano - JJ Thompson 1997

Descrição:

- studied cathode rays
- all atoms are made up of parts
- isotopes existence
-discovered electrons

Adicionado na linha do tempo:

Scientist timeline

ByAnnabelle Tate

7 nov 2017

0

0

498

Data:

23 abr 1975 ano

Agora

~ 50 years ago

Imagens:

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