https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp en-us 2020-10-22 18:49:53 UTC 2026-03-15 16:49:04 UTC hello@padlet.com sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859683913 Democritus was a Greek Philosopher. Held the first theory about everything being made up of atoms]]> 2020-10-25 18:24:14 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859683913 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859861613 John Dalton was an English chemist. His theory explained that all matter is composed of atoms made of different sizes and mass. ]]> 2020-10-25 21:09:04 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859861613 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859868051 Electrons were discovered by J.J Thomson. He discovered electrons while studying properties of a cathode ray. ]]> 2020-10-25 21:15:52 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859868051 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859874890 J.J Thomson created this model in the early 20th century. He won a Nobel Prize for Physics for his work and had a son who also won a Noble Prize in Physics in 1937. ]]> 2020-10-25 21:23:20 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859874890 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859888102 the Nuclear Atomic model was designed by Ernest Rutherford. He received a Nobel Prize in chemistry in 1908 and discovered the nucleus in an atom. ]]> 2020-10-25 21:37:55 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859888102 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859893269 Robert Milikan discovered the electron in an experiment along with Harvey Fletcher. The experiment conducted involved charged drops of oil between two metal electrodes. ]]> 2020-10-25 21:43:42 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859893269 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859902167 Ernest Rutherford and Niels Bohr created the Bohr atomic model. Ernest was also responsible for designing the Nuclear Atomic model. ]]> 2020-10-25 21:53:45 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859902167 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859907631 Erwin Schrodinger, an Austrian physicist used math to prove whether electrons stayed in a specific position. Erwin also received a Nobel Prize in Physics in 1933 and has a moon crater named after him. ]]> 2020-10-25 22:00:00 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859907631 sherlyndepazperezls https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859912594 The neutron was discovered by James Chadwick. He was researching Rutherford's evidence of a neutron. ]]> 2020-10-25 22:05:41 UTC https://padlet.com/sherlyndepazperezls/bj5pudmfrrjnn5fp/wish/859912594