Nuclear Energy

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Across
  1. 3. The most dangerous form of radiation
  2. 5. The amount of protons and neutrons in a atom.
  3. 6. A element with a mass number different than normal
  4. 8. the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei.
  5. 10. A nuclear reaction where two smaller nuclei combine into a bigger one
  6. 12. A reaction that continuously causes more reactions
  7. 13. The amount of protons in an atom
  8. 14. The amount of time it takes for a substance to decay to half of its original mass
Down
  1. 1. A nuclear reaction where a heavy nucleus spontaneously splits into two
  2. 2. A particle emitted from a radioactive substance that is equal to one electron
  3. 4. A particle with a mass of 4 and two protons
  4. 7. A positively charged particle within the nucleus
  5. 9. The center of the atom containing neutrons and protons
  6. 11. a particle within the nucleus that has a mass of 1 and a neutral charge