V.Montgomery & R.Smith1 DEVELOPMENT of Quantum Mechanic.
V.Montgomery & R.Smith1 Dalton’s Atomic Theory (1808) 1.All matter is made of tiny indivisible particles called atoms. 2.Atoms of the same element are.
The Atom and You (What are we made of?) Page 3 Early Greek Theories 400 B.C. Democritus thought matter could not be divided indefinitely. Called the.
