Part one of term paper
How many times can one cut a piece of gold in half? A Greek philosopher named Democritus was the first in a long line of scientists and mathematicians to try to answer this very difficult question. Around 450 BC, Democritus stated that all mater was composed of particles that he called atomos (where the English word atom comes from) and th ...

Part two of term paper
... composed of atoms 2.) Atoms of same elements are the same 3.) Atoms of different elements are different and 4.) Atoms unite in definite whole number ratios when they form compounds. Though his theory has some errors, these theories are the basis for our understanding of atoms and chemistry. One mistake of Dalton was his belief that atoms were round and hard. This became the primary ambition for scientists after Dalton, to find out the structure of an atom. In 1897, Joseph John Thomson discovered ...