19 maio 384 ano antes da era comum - Aristotle and his theory (384 BC - 322 BC)

Descrição:

Aristotle was a Greek philosopher and scientist; he happened to disagree with Democritus. Aristotle favored [this theory] and theorized that everything was made up of air, water, earth, and fire. This theory was not contradicted until much, much later in the 17th century.

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