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First model of atom; first to think about an atom.
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Only 4 elements; opposed Democritus' theory.
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Everything is made of something.
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3 laws of motion.
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Dalton's Atomic Theory.
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Discovered electron; used rathode ray tube.
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Atoms have + charges in a small, dense nucleus.
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Electrons travel on rings. Takes evergy to move from ring to ring.
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Described a cloudlike region where electrons are liekly found.
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Discovered the neutron. Noticed odd difference in masses.
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Noticed static. Paved way for future discoveries.
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