29
/pt/
pt
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
1408248
109923
2
Criar
Public Timelines
Biblioteca
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
1 jan 1897 ano -
Descrição:
Modified cathode ray tubes were used to discover the positively charged proton.
Adicionado na linha do tempo:
2 ago 2018
0
0
373
Development of atomic theory
Data:
1 jan 1897 ano
Agora
~ 127 years ago