nuclear lab- audrey

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Across
  1. 2. a chemical element is the number of P
  2. 5. the first letter of the Greek alphabet
  3. 7. atoms that have the same atomic number PTOE
  4. 9. the second letter of the Greek alphabet
  5. 10. the nucleus of atom spits into small nuclei
  6. 12. unstable atomic nucleus energy loss
  7. 13. form of electricity by using heat
Down
  1. 1. the third letter of the Greek alphabet
  2. 3. a radioactive isotope
  3. 4. subatomic particle without electric charge
  4. 6. time it takes for radioisotope to decay
  5. 8. subatomic particle with a + electric charge
  6. 11. the total number of P and N in the nucleus