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Ancient Views of Atomic Structure

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Maura Delaney

on 30 September 2012

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Transcript of Ancient Views of Atomic Structure

Ancient Views of Atomic Theory Democritus Stated that the “The universe is composed of two elements: the atoms and the void in which they exist and move.” Democritus' Atomic Theory The Dark Ages What happened next? Aristotle Did everyone agree with Democritus?
No. Where did the idea of atoms come from? Greek philosopher
ca. 460 - 370 B.C. Citizen of Abdera, Greece Question: How many times can matter be split? Democritus' atomic model 3. Atoms are solid, but invisible. Summary of Democritus Atomic Theory -Decided that all matter is made up of tiny invisible particles - called them "atomos" "Atomos" - cannot be cut. Atomos - cannot be cut 1. All matter consists of invisible particles called "atomos". 2. Atoms are indestructible 4. Atoms are homogeneous 5. Atoms differ in size, shape, mass, position, and arrangement. - Viewed the entire universe as four elements: Water, Wind, Fire, Earth, - Very well known greek philosopher
- People knew, and respected him more than they did Democritus. -Laughed at Democritus' theory. Aristotle did not agree with Democritus' idea of "empty space" Does this happen in today's world? Name an example. Aristotle vs. Democritus Aristotle's View Aristotle was a much more popular, and respected philosopher of his time - therefore people tended to believe his views, even though Democritus was actually more correct. -Split clay pots into smaller and smaller pieces - decided that there was a limit to the amount of times you can break something down. Aristotle's teachings against the idea of Democritus' atom were so powerful that the idea of the atom fell out of philosophical fashion for the next 2,000 years.

-People stopped researching atoms, because there was more important things to worry about. What happened to pull us out of the Dark Ages? Visit John Dalton Station to discover what happens next!
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