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Thought all thing were made of water
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First person to think of the atom. Thought it was a solid sphere.
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Didn't believe in atomic thoery. Believed everything was made up of fire, water, earth, and air.
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Stated that matter is formed of solid, massy impenetrable particles.
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Atom theory had expirimental evidence
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Discovered radioactivity
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Discovered Nucleus
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Found charge of electron
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found charge of electron
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Proved Bohr model wrong
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proved the existence of neutrons
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