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1) What did Dalton do to discover his theory.?
A: He discover the the shape of an atom.
2)How did Dalton do his theory?
A:He said that all atoms are invisible but they can't be destroyed.
3) what did scientist do when they saw Dalton's theory?
A:When they saw Dalton's theory they changed into another theories of an atom
4) What makes Dalton so famous?
A:He was Famous for proposing an atomic theory
5) what are 3 facts of John Dalton
A: 1)He made his discoveries by conducting experiments and recording what he observed.
2) He was Teacher and math tutor tough  he had a little of formal schooling.
3) He Found how an atom look like

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Dalton's model proposed that all matter is composed of very small things which he called atoms.

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John's theory was that all matter was made of atoms. Atoms are invisible and indestructible. All atoms of a given element are identical in mass and properties.

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John Dalton  was a English scientist. he was well known for his pioneering work in the development of modern atomic theory