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He was the first person to suggest that matter could not be infinitely divided
He coined the term atomos "(later became "atom") to describe the tiny particles that make up matter and that move through empty space -
He disagreed about atom floating empty space
He thinks his ideas are better than democritus. -
Dalton had a teacher who was the first english schoolteacherof mordern atomic theroy.
He basically looked over democritus personal research. -
He noticed the green flash of light within a cathode ray tube while working in a dark tube.
He has a lot of types of radiation coating inside the tube., -
He designed a series of CRT exeriments at cambridge to determine the ratio.
He has a lot of awards including the noble prize in 1906. -
He deteremined the magnitude of the charge of the electrons.
He also discovered the mass of the electron. -
He studied how positively charged particles intracted with solid matter.
He was aware of the plum pudding model of the atom.