30
/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
1931485
159496
2

1 nov 1893 - J.J. Thomson, in 1897, showed that electrons have negative electric charge and come from ordinary matter by using a cathode rays

Ajouté au bande de temps:

19 oct. 2018
0
0
283

Date:

1 nov 1893
Maintenaint
~ Il y a 130 ans