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Discovery-Claimed that there was a smallest piece of matter; atomos. Model-atomic model
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Discovery-Developed a 4-part atomic theory based on the research of scientists all over the world (Daltons atomic theory). Model-billiard ball model
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Discovery- Studied the effect of electricity on solutions Experiment- Magnetic Field Induction Experiment
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Discovery- the properties of elements were periodic functions of the their atomic weights.
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Discovery- Proposed that electricity was made of discrete negative particles he called electrons.
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Discovery-mass of an electron Model-plum pudding model
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Discovery-Neutrons Experiment-Gold Foil Model-nuclear model
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Discovery- Used x-ray tubes to determine the charges on the nuclei of most atoms.
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Discovery-the nucleus is made up of neutrons and protons Model- planetary model
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Discovery-neutrons Model-Neutron model
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Discovery- felt that regardless of the number of times you cut a form of matter in half, you would always have a smaller piece of that matter. Model-atomic model
