18 Apr 442 Jahr v. Chr. - Democritus
Beschreibung:
Observed that rocks, when cut, keep the same properties
Reasoned that eventually, you would have a piece of matter so small that you could no longer cut it.
He called this the atom
His contribution was that he created the first atomic theory.
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Datum:
18 Apr 442 Jahr v. Chr.
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~ 2469 years ago