Chapter 10: Radioactivity Kiersten Taylor

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Across
  1. 3. Gamma rays are __________ by magnetic and electric fields.
  2. 6. Results from radioactive decay, which is the process in which unstable atomic nuclei transformation and emit radiation.
  3. 8. A radioactive imbalance of protons and neutrons.
  4. 9. Particles that consist of two protons and two neutrons, are stopped easily, and are deflected in the presence of magnetic or electric fields.
  5. 10. 5730 is the half-life of ________.
Down
  1. 1. Most radiation we encounter is _______ __________ radiation that originates in Earth and Space.
  2. 2. Particles that are an ejected electron from a neutron.
  3. 4. Radioactivity has existed longer than the _____ race.
  4. 5. Pure energy.
  5. 7. Most radiation is ____ intense at higher altitudes.