Nuclear energy

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Across
  1. 7. the part of beta decay that gets emitted
  2. 8. an element with a different mass than listed on the periodic table
  3. 9. the action of a radioactive nucleus splitting into two and releasing 3 nuetrons
  4. 11. the part of an element that holds the nuetrons and protons
  5. 12. the amount of mass an element has
  6. 13. the action of the nuclei of two atoms coming together to form an atom with a heavier nucleus
  7. 14. the release of gamma rays in radioactive decay
Down
  1. 1. the number of protons an element has/the number above any elemnt of the periodic table that tells you what elemnt it is
  2. 2. the part of alpha decay that gets emitted
  3. 3. the amount of time it takes for a sample to decay into half of it's original quantity
  4. 4. an atom with a nuetral charge
  5. 5. an atom with a postitive charge
  6. 6. the ability of an atom to emit energy and mass
  7. 10. the result of one thing happening that causes many other thing to happen