History of the aton Time Toast Timeline by Brent Jones & reggie

<a href='http://"Aristotle Biography." Astronomy and Space Now - Comprehensive Astronomy and Space Research Guide - All About Space and Astronomy. N.p., n.d. Web. 12 Mar. 2014.' >"Aristotle Biography." Astronomy and Space Now - Comprehensive Astronomy and Space Research Guide - All About Space and Astronomy. N.p., n.d. Web. 12 Mar. 2014.</a>Aristotle did not believe there were any atoms! He never really scientifically persude this idea. His method of this theory was more thought based than scientifically based. he didnt thik ity looked like anything of course because he thought they were imaginary.

<a href='http://"Democritus Biography | Encyclopedia of World Biography Biography." BookRags.com: Book Summaries, Study Guides. N.p., n.d. Web. 12 Mar. 2014' >"Democritus Biography | Encyclopedia of World Biography Biography." BookRags.com: Book Summaries, Study Guides. N.p., n.d. Web. 12 Mar. 2014</a>Democritus was responsible for discovering that all atoms are solid and discovered they were made destructible and unique.He used theroies from his observations as his method, using a solid ball for his model.Democritus didnt know about a nucleus or electrons:all he knew was that everything is made of atoms.

<a href='http://Weisstein, Eric W. "Dalton, John." Dalton, John. N.p., 2007. Web. 12 Mar. 2014.' >Weisstein, Eric W. "Dalton, John." Dalton, John. N.p., 2007. Web. 12 Mar. 2014.</a> Dalton discovered that things could be broken down into elements which are atoms with different masses compounds and combined. he thought htat the atoms looked like tiny balls. He used the Grek method to make his dicovery and mathematical models. he said that there were 3 types of atoms: elements, compound, complex

<a href='http://"Thomson Model (English)." The Thomson Model. Internet Seminar. Microscopic World, n.d. Web. 12 Mar. 2014.' Thomson discovered that there were electrons . He thought the atom looked like plum budding, this is why they call his model the Plum Pudding model. He used theories from observations as his method to dicovery.

<a href='"Rutherford- Atomic Theory." Chemsoc Timeline. N.p., n.d. Web. 12 Mar. 2014.' >"Rutherford- Atomic Theory." Rutherford discovered that there were protons in the nucleus.his method was using gathered evidence from his famous gold foil expirement. He thought it looked like negative electrons surrounding the positive protons.

<a href='http://"Niels Bohr - Biography." Nobelprize.org. N.p., n.d. Web. 12 Mar. 2014.' >"Niels Bohr - Biography." Bohr discovered the energy levels of the atoms. He concluded that the energy levels orbit the nucleus. He used gathered evidence from expirements. He thought the atom looke like the Planatory Model created by Planck.

<a href='"Electron Arrangement and Schrodinger's Atomic Model." Solar Power Facts: A Brighter, Cleaner Future. N.p., n.d. Web. 12 Mar. 2014.'" Heisenburg and Schrodinger discovered the momentum and position of the electrons. By theroies of observations, they discovered that the electrons orbit in no particular order around the nucleus.; They declared that the atoms looked like the Anatomy theory .