X-Ray

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Across
  1. 4. Material which x-rays can't pass through
  2. 5. The man who discovered x-rays
  3. 7. The science dealing with x-ray and other high energy radiation
  4. 8. What an x-ray does
Down
  1. 1. 2nd strongest electromagnetic radiation
  2. 2. Therapy where high doses of radiation are used to kill cancer and shrink tumors
  3. 3. The type of radiation x-rays are
  4. 6. Waves that are created by vibrations between an electric field and a magnetic field