SCIENTIST

FACTS

Henry Mosely

  1. .discover the atomic numbers
Robert Millikan

  1. .measured the charge of an electrons
Dimitri Mendeleev

  1. invented the periodic table
James Chadwick

  1. .proof the exstients of nuetrons
Ernest Rutherford

  1. .established the theroy of nucluear atoms
J.J. Thomson

  1. .Measured mass
Democritus

  1. .discovered
Aristotle

1. he wrote about nature and ethics. And he was the 1 that mada the atoms idea.
John Dalton

  1. .figure out how people was colorblind