Science Project Hostory of the Atom

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Across
  1. 4. theory that states, all matter is made up of tiny particles, and atoms of different elements can join to form molecules
  2. 5. creator of the plum pudding model
  3. 6. suggested that electrons follow a path around the nucleus
  4. 7. shows electrons exist in an area not in a specific path
  5. 10. the theory that Aristotle came up with 4 things, wind, fire, earth, and water
  6. 11. created the gold foil experiment
  7. 13. very similar to how planets orbit the sun
  8. 14. came up with 4 elements theory
Down
  1. 1. always contains different or constant proportions
  2. 2. protons represent 'pudding'; negative electrons represent'plums'
  3. 3. when elements combine, they do so in small whole numbers
  4. 5. english teacher; believed atoms would combine in specific ways when making compounds
  5. 8. shows the path that the electrons take around the nucleus
  6. 9. developed the atomos theory
  7. 12. means "not to be cut"; believed that all matter was divisible until no more division was possible