The Atom - A Timeline
Timeline
Democritus
Aristotle
John Dalton
JJ Thomson
Robert Millikan
Ernest Rutherford
Niels Bohr
Erwin Schrodinger
Werner Heisenberg
James Chadwick
Aristotle
Aristotle believed that there were no such things as atoms. He believed there were only four elements and they were made from the four basic properties: hot, cold, wet, and dry.
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