Nuclear Lessons 5-8 Quiz Review

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Across
  1. 2. A type of nuclear reaction in which atoms come together.
  2. 4. The type of radiation in which a helium nucleus (two proton and two neutrons) is released from the decaying element.
  3. 7. The amount of time it takes for a radioactive isotope to decay by half of its mass.
  4. 8. The type of radiation in which a neutron is converted to a proton and a charged particle is release from the nucleus.
  5. 9. The SI unit for energy
  6. 10. A form of high energy electromagnetic radiation that can penetrate tissue and effect an organisms DNA
  7. 11. A change in the identity or characteristics of an atomic nucleus that results when it is bombarded with an energetic particle, as in fission, fusion, or radioactive decay.
  8. 14. The element that makes up control rods.
  9. 16. What reactor technicians use to control the energy production of a nuclear reactor.
  10. 17. A counting unit that represents having 602300000000000000000000 things.
Down
  1. 1. The difference in mass between products and reactants in a nuclear reaction.
  2. 3. The element that is used as fuel in a nuclear reactor.
  3. 5. A process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form or a nuclear reaction.
  4. 6. The type of radiation that causes a nuclear chain reaction to continue.
  5. 12. The person that created the equation E=mc^2
  6. 13. A type of nuclear reaction in which atoms break apart.
  7. 15. The state of a nuclear reactor that has no control of free neutrons.