22 dic 1799 anni - John Dalton
Descrizione:
He was the first to make a lot of progress in a lot of time. His hypothesis agreed with Democritus' ideas. He also said all matter was made of indivisible atoms. His model was called the "Billiard Ball Model"Aggiunto al nastro di tempo:
Data:
22 dic 1799 anni
Adesso
~ 226 years ago