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A greek philosopher suggested that all matter was made up of tiny particles that couldnt be broken down into anything else
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Boyle published a book with new ideas including the atom
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He discovered the Law of Conservation of Mass
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He stated that all matter is made up of tiny particles called atoms and that each type of matter is made up of different atoms
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He conducted experiments that showed electricity is the motion of particles. Also proved that all atoms must contain electrons
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He theorized rutherfords model was correct but that electrons exist only in allowed circular orbits
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one of thompsons students tested his model of the atom and propsed the atom consists of a positively charged nucleus surrounded by orbiting electrons
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suggested that matter waves would have a wavelength inversely proportional to the electrons momentum
