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Science
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Called substances elements.
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First to suggest the idea of atoms.
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Devised Daltons Atomic Theory.
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Conducted the gold foil experiment. Discovered that the atom is mostly empty.
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He discovered the electron after observing a beam of light.
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He said that the energy emittedd by a resonator could only take on discrete values or quanta.
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Modelled his atomic structure after the solar system.
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Stated that earth, air, fire, and water have their own specific properties.