Nuclear Energy

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Across
  1. 2. the most powerful type of decay
  2. 7. spontaneous change to form a more stable isotope
  3. 10. collective name for protons and neutrons
  4. 11. number of nucleons in a full shell
  5. 13. process where lighter nuclei combine to form a heaver one
  6. 15. waves and particles released from the nucleus
Down
  1. 1. processes where an atom of one kind of element changes to another element
  2. 3. discovered x-rays
  3. 4. weakest type of radiation
  4. 5. second most powerful decay
  5. 6. spontaneous emission of penetrating rays
  6. 8. Extra neutrons split into smaller groups
  7. 9. radioactive isotope of an element
  8. 12. five women that suffered from radiation and sued the US radium company for damages.
  9. 14. SI unit for radiation