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He proposed the reality of atoms and that they created the universe. -
Siad that atoms are ideal geometric forms. -
Created process which allowed for discovery of the atom. -
Galileo Galilei created -
Created an atomic theory that stated all matter was composed of minute particles only different by shape & motion. -
Contributed to the atomic model. -
Stated that atoms differ in size and mass. -
John Dalton created -
Stated that atoms have relatively the same size. -
The creator of the periodic table. -
Proved that radioactive particles cause atoms to break down. -
Discovered that the electron had a negative charge. -
JJ Thomphson created -
Created an atomic theory that stated all mater is made of atoms. -
Discovered how much space an atom takes up. -
Measured the charge of an electron -
Developed Bohr atom model which stated that electrons were negatively charged and orbit the nucleus. -
Proved that the atomic number of an element can predict its physical properties. -
Stated that all mater is composed of different particles known as atoms and identified the nucleus. -
Eruin Schordinger created it.