The Theory Of The Atom

1621 Words Dec 10th, 2015 7 Pages
The atom, a constituent particle of a molecule, affects every aspect of life. The theory of the atom is a phenomenon that has occupied the minds of many scientists, who implemented their knowledge and wisdom into experiments. The Ancient Greeks were the first known to discover the existence of the atom. Throughout history the definition of an atom has been changed, added to, and reconfigured, to what we know today.
Democritus was the first who suggested the mere existence of the atom. Democritus lived in the 5th century BC in Ancient Greece as an Ancient Greek Philosopher. He lived from 460 BC to 370 BC. He believed that atoms were indivisible and indestructible, and that they moved in this “void” or never ending space. Also, he believed atoms to be infinitely small, and that their size cannot be diminished or compressed. He said that atoms did not have pores, were homogeneous and could be arranged in many different ways. Because the scientific method had not yet been created, Democritus lacked any experimental support for his atomic philosophy. However, his ideas laid the groundwork for scientists to come.
There was a long hiatus on the study of the atom, but picked back up in the early eighteenth century with a British chemist and schoolteacher with the name of John Dalton. He lived in the early 1800s in England. He was born in Cumberland England and died in Manchester. Dalton took Democritus’s ideas, elaborated on them and formed them into a scientific theory. There…

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