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Aristole
Aristole was a greek philopsher that had beleived the earth had made the four elements and also belived that heavier objects fall faster than lightier objects. -
John Dalton
Dalton built an atomic model called the atomic theory of matter. -
Dmitri Menddeleev
Dmitri had drew the first draft of the periodic table of elements and had came up with the idea of the table -
J.J Thompson
Thompson had found the electron and he also figured out that the electrons were charged with electric charge -
Erenest Rutherford
Ernest found the nuclues and positive nuclues that he called protons -
James Chadwick
Chadwick was a stundent Rutherford and Chadwick found particals that bouncned out of the atoms he called netrons
