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Updated: 10/10/2019
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  • ErnestRutherford
  • Democritus
  • I concluded that matter is made of small, solid objects that cannot be divided, creative, or destroyed.
  • I challenged Democritus ideas, i believe that matter is made of fire, water, air, and earth.
  • Aristotle
  • JamesChadwick
  • I proposed the Atomic Theory, I also agreed with Democritus' theories. Then i created the Billiard Ball model.
  • JohnDalton
  • NielsBohr
  • J.J.Thomson
  • Erwinschrodinger
  • I created the Cathode Ray experiment. I also discovered the ray bent towards a positively. I then created the cookie model
  • I created the Gold Foil Experiment. I discovered that: Likes repel, positively charged nucleus, and there are protons/electrons.
  • I discovered the nucleus also contained the neutrally charged neutrons.
  • I proposed that electrons move circular orbits. There energy levels within the atom. And that electrons that are closer to the nucleus.
  • I concluded that electrons DO NOT move in set paths but in waves, I also discovered there is a electron cloud.
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