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Science Timeline
Wurde erstellt
Austin
⟶ Wurde aktualisiert 21 Sep 2017 ⟶
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Democritus Created the introduction to atomic theory. (640 BC)
John Dalton He stated that all matter was composed of atoms. (1766)
Dmitri Mendeleev He was the first to make the periodic table close to modern day designs (1869)
JJ Thomson They put two wires and pumped the air out. Between them, the tube glowed. This is similar to a neon sign. He discovered the electron. (1912)
Robert Millikan He put a drop of oil and determined the charge based upon how much was required to keep it suspended. (1909)
Ernest Rutherford He was responsible for the gold foil experiment. He shot things at gold foil and discovered they were not always lined up properly. This lead to the discovery of the nucleus. (1899)
Henry Moseley He was responsible for the atomic battaery. (1912)
Niels Bohr Proposed electrons can jump around but only in prescribed orbits. (1913)
Louis deBroglie He introduced the idea that particles coult aldo be waves. (1924)
Erwin Schrodinger He created the modern view of the atom as we know it today. (1926)
James Chadwick He discovered gamma rays using Beryllium. (1932)
WW1 Begins (1914)
WW2 Begins (1939)
American Civil War Begins (1861)
First Modern Olympics (1896)
Chicago World's Fair (1893)