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didnt really have proof he thought the atom was hot,wet,cold looking
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he dicovered matter could not be divided into small pecies.He use theories from his experminets to observe new things and how matter works
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believe all matter made up of four elements
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Thomson atomic theroy know as plum pudding. He discovered the electron was much smaller and atoms were of much smaller particles.
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Present that electron are inconcntric. He proposed that electrons orbit the nucleus without losing energy.
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he found out electron plot instead of instead having set cloud made of nelus model.
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He found that a ratio of energy in the electrons and the frequency of their orbit around the nucleus equal electrons. He realized that the atom must have almost all its mass concertracted at its center.
