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figured out thtat they were tiny spheres.
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thought they looked like tiny muffins.
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That atoms orbit a positivly charged center. They preteicted that the center was a nuclues.
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Rutherford looked at Thomson's model where protons and electrons are scattered throughout the atom and thought that if it was possible, the mass of the atom would spread throughout the atom.
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That the way electrons orbit the nucleas is the same as planets and the sun.
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He discovered the neutron.
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