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7 feb 420 año aC - Democritus

Descripción:

he first came up with idea of atom, the smallest particle, while taking a walk on a beach and crushing the sand. (father of the atoms)

Añadido al timeline:

Atomic History_Kim

3 oct 2018

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475

fecha:

7 feb 420 año aC

Ahora mismo

~ 2447 years ago

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