Atoms Timeline

Aristotle: How the poser contradicted whatsoever presence patterns? -He argued against the theories of Greek philosopher Leucippus of Miletus and his learner Democritus of Abdera in the 5th hundred B.C share? -He believed that a piece of topic could be divided up an uncounted number of times. He suggested that everything in this world was make up of some faction of four elements: earth, fire, water, and air. The elements were acted upon by the ii forces of gravitational force and levity. His hypothesis held two forces conflict and harmony. Aristotles theory was apply for virtually 2000 familys, until after the scientific revolution. The socio-economic class/ degree centigrade the stick was adopt? -384 322 B.C. Henri Becquerel: How the amaze contradicted any preceding models? -He compel scientists to change their humors closely atomic structure. Contribution? -His discovery of radiation syndrome in uracil forced scientists to change their ideas closely atomic structure. Radioactivity show that the atom was neither indivisible by(predicate) nor immutable. The year/century the model was adopted? -1896 Niels Bohr: How the model contradicted any previous models? -Bohr made improvements to Ernest Rutherfords model with the implementation of scoop shovel Plancks new idea of quanta. Contribution?

-He proposed that negatrons existed at receive directs of aught at obstinate distances from the nucleus. If the atom absorbed naught, the electron jumped to a level push from the nucleus: if it lost energy it fell to a level closer to the nucleus. They year/century the model was adopted? -1913 jam Chadwick: Contribution? -Chadwick proved the understructure of neutrons. For his discovery, he was awarded the Hughes Medal of the purplish Society in 1932, and by and by the Nobel Prize for Physics in 1935. The year/century the model was adopted? -1931 Marie & Pierre curie: Contribution? -Pierre Curie and his married woman Marie Curie stated that hot materials cause atoms to pick up down...If you want to get a full essay, order it on our website: Orderessay

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