5 janv. 1897 - J.J Thomson discovers the electron.
Description:
J.J Thomson was a English physicist and Nobel Laureate in Physics. Using a CRT he experimented and determined the size of an atom. Thomson experimented a lot to discover that there are different parts to an atom. He experimented with a Crookes (Cathode Ray). He figured out that particles could be positively and negatively charged.Ajouté au bande de temps:
Date:
5 janv. 1897
Maintenaint
~ Il y a 127 ans
