TimeToast by Henil Patel By PMurphy 348 Asistotle He stated that all substances are made up of 4 elements 1) Fire 2) Air 3) Water 4) Earth 400 Democritus He proposed to the "Democritus" element.He was a simple man .He studied about atoms. Sep 6, 1776 Jhon Dalton Dec 18, 1856 J.J Thompson Mar 22, 1869 Robert Millikan Aug 30, 1871 Ernest Ruthford Oct 7, 1885 Neils Bhor Oct 20, 1891 Sir James Chadwick
