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He stated that everything was made up of atoms. Also he stated that atoms could not be broken down into smaller pieces. He named the smallest piece, "Atomos" meaning "Not to be cut".This answered the question of, 'Is matter infinitely divisible?'
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He stated that everything is made up of the four elements, Water, fire, air, earth.
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His theory states:
-All matter is made of atoms. Atoms are indivisible and indestructible.
-All atoms of an element are identical.
-Compounds are created by two or more different types of atoms.
-Atoms cannot be created or destroyed -
Used the cathode ray tube experiment.
Discovered the negative particle, Electron.
Also used the plum pudding model and the chocolate chip cookie model in his experiments -
Used the Gold Foil Experiment. Predicted that the radiation would go straight through the gold foil. Instead, once it hit the foil, it scattered in different directions. Also created the Rutherford Electron Cloud Model. Including a very small, dense, positive nucleus.
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