Radiation and the Environment

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Across
  1. 4. Electromagnetic radiation of high frequency
  2. 7. A form of radiation which energy is emitted and absorbed by charged particles
  3. 9. Radiation composed of particles that individually carry enough kinetic energy to liberate an electron from an atom or molecule
Down
  1. 1. A particle made up of two protons and two neutrons.
  2. 2. Radiation of energy by means of fast-moving subatomic particles
  3. 3. Radiation that is constantly present in the environment and is emitted from a variety of natural and artificial sources
  4. 5. A type of subatomic particle ejected from the nucleus of some radioactive atoms.
  5. 6. The emission of energy as electromagnetic waves or as moving subatomic particles
  6. 8. Radiation in part of the part of the electromagnetic spectrum where there is insufficient energy to cause ionization