Atomic Theory

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Across
  1. 5. first “scientist” to have something similar to our modern atomic theory
  2. 7. stable subatomic particle with a + charger
  3. 9. stable subatomic particle with no charge
  4. 12. first scientist to have electrons and neutrons in his atomic theory
  5. 13. smallest unit of ordinary matter
  6. 14. First English scientist to introduce atomic theory
Down
  1. 1. Stable subatomic particle with a - charge
  2. 2. one of the earliest “scientists” to realize that atoms are the only thing that cannot be cut anymore
  3. 3. One of the first models of the atom made by jj Thompson
  4. 4. first atomic theory model to have protons and neutrons orbiting the neucleus
  5. 6. this theory is all matter combines to make atoms
  6. 8. One of the first atomic models to show the nucleus also the scientists was born in New Zealand
  7. 10. mathematically proves that atoms exist
  8. 11. credited with being the first scientist to discover the electron and neutron
  9. 15. A philosophy stating that all matter in the universe is made of indivisible units called atoms