0 ore 28 min, 14 ottob 1805 anni - Atomic Theory: John Dalton
Descrizione:
He believed that all matter is made of
atoms. Each element has a different atom and each atom of a specific element is identical. He also made a model with billard balls.
Aggiunto al nastro di tempo:
Data:
0 ore 28 min, 14 ottob 1805 anni
Adesso
~ 220 years ago