1 févr. 1897 - J.J. Thompson's Discovery 1897 J.J. Thompson experienced with the materials or powers inside of an atom. He bent a cathode tube and noticed it would bend towards a positive charge and away from a negative charge in part of the experiment. He figured that atoms have negative particles inside of them called electrons.
Ajouté au bande de temps:
Date:
1 févr. 1897
Maintenaint
~ Il y a 128 ans