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2 agos 320 anni a. C. - Aristotle- theory involved the overlap of the elements (air, water, earth, & fire) and 4 physical properties (hot, dry, cold, & wet); his theory set atomic theory back almost 1000 years
Aggiunto al nastro di tempo:
29 gen 2020
0
0
208
Atomic convention
Data:
2 agos 320 anni a. C.
Adesso
~ 2346 years ago