History of The Atom

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Across
  1. 4. devoloped theory involving the relationship between matter and atoms
  2. 8. a compound always contains constant proportioms of its elements by mass
  3. 10. all matter is divisible to a point
  4. 13. believed matter consisted of 4 elements
  5. 14. created the gold foil experiment
Down
  1. 1. matter is made of tiny particles called atoms
  2. 2. matter consisted of fire,earth,wind,andwater
  3. 3. showed that electrons orbit a path, like the planets around the sun
  4. 5. created the plum pudding model
  5. 6. created the atomos theory
  6. 7. when elements combine, they do so in the ratio of small numbers
  7. 9. electrons exist in a specific area, not a path,very similar to the atmosphere layers
  8. 11. negatively charged particles move in set patterns around the nucleus
  9. 12. suggested electrons move in a path around the nucleus