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Atomic Time line (460 BC (he was the first one to reasherch atoms and he…
Atomic Time line
460 BC
Democritos
he was the first one to reasherch atoms and he came up with
everything was made from tiny particles surrounded by empty space
Vary in size and shape depending on composition
Indivisible
1764
John Dalton
Explained that everything is made up from atoms
Niels Bohr
1885
he exclaimed that the nucleus is surrounded by electrons and acts like a solar system
J.J. Thompson
1897
He discovers the electrons of the atom and made the chocolate cookie method.
Ernest Rutherford
1911
He showed that there are spaces between the atoms and they can be passed through with other atoms.
