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Brief History of the atom model.
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Brief History of the atom model. Democritus The roots of atomic theory can be traced back over 2000 years ago to the ancient Greeks. The Greeks were responsible for many advancements in civilization, but one of the things that drove them was the question of origin. Who are we? What are we made of? Where did we come from? These questions were not limited to humans, but to all matter in the world. Around 400 BC a philosopher named Democritus proposed a theory of composition of matter. Democritus proposed that all matter was composed of tiny indivisible particles. His reasoning was simple. A piece of wood could be divided into two equal pieces. Those two pieces could then be divided again to form four pieces. Those four pieces could be divided to form eight, and then eight to form sixteen, etc. Eventually, Democritus reasoned, a point would be reached where the wood could not...
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