History of the Atom

By PMurphy
  • 400

    Democritus

    1. Shape of atom determined the properties of substance. 2. Coined term Atmos. 3. Continues to divide matter until cannot be divided anymore. 4. Empty space between atoms. 5. Atoms complete solid. 6. Atoms are solid. Proposed the matter is made of small unbreakable particles called atoms.
  • 400

    Aristotle

    1. air 2. fire 3. earth 4. water. Stated that all substances are made of 4 elements.