-
442 BCE
the alchemists
Greek philosopher, who develop the atom theory. -
442 BCE
Democritus
a Greek philosopher that developed the atomic theory of the universe. the theory anticipated the modern principle of the conversation of energy and the irreducibility of matter -
427 BCE
plato
he made the first example of using theoretical -
384 BCE
aritsotle
he provided us with the knowledge of natural science. -
robert boyle
he stressed organization of atoms and is sometimes called the father of chemistry for his extensive work on materials -
lavoisier
he clarified the concept of the element a simple substances that could not be broken down by any known method -
john dalton
he came up with the theory of matter is composed of atoms of differing weights and combined in simple ratios by weight -
Dmitri Mendeleev
he put the elements in the order that they ae in by there atomic mass -
henry G. J. Mosely
he found out that if you take atomic number and add it to a Constance you would get something for the answer. -
the curies
his and his wife theory was that radioactive materials cause atom to brake down spontaneously, releasing radiation in the form of energy and subatomic partials. -
jj tomas
he was the first to discover the electron. -
albert Einstein
he was known as the creator of the special and general theory of relativity and for his intelligent hypothesis concerning the particle nature of light -
robert millikan
hes best known for his work in atomic physics and major science. dealing with the fundamental of the universe -
ernest rutherford
he became a noble laureate for his pioneering work in nuclear physics and for theory of the structure of the atom -
neils bohr
he made numerous contributions to our understanding of the atom -
Werner Heisenberg
he contributed to the atom theory formulating quantum mechanics in terms of matrices