Nuclear Physics

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Across
  1. 5. This force is strong and short ranged.
  2. 6. What is radioactive debris (extra neutrons) called?
  3. 7. Different forms of elements that have different amounts of neutrons are _____.
  4. 8. What radioactive element was used to show that continental drift is real?
  5. 9. What is a beta particle?
  6. 10. A form of hydrogen that has two neutrons.
  7. 12. Each radioactive isotope has a different _____.
  8. 15. Large atoms release energy in _____ reactions.
  9. 16. What is the decay product of He-5?
  10. 17. What is the half-life of a neutron?
  11. 18. My teacher calls himself _____.
Down
  1. 1. What is the half-life of Beryllium-7?
  2. 2. Protons and neutrons are _____.
  3. 3. If you had a rock that was 1/8 U-235 and 7/8 Pb, then the age of the rock would be _____.
  4. 4. A form of hydrogen that has one neutron.
  5. 8. What unit is used to measure radiation?
  6. 11. What radioactive element would you look for in a fossil?
  7. 13. How many nucleons can there be in a nucleus?
  8. 14. How many protons can share an energy level?
  9. 15. Small atoms release energy is _____ reactions.