1 feb 1897 anni - 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.
Aggiunto al nastro di tempo:
Data:
1 feb 1897 anni
Adesso
~ 128 years ago