Electromagnetic Spectrum

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Across
  1. 4. wave with the highest frequency
  2. 5. light only waves the human eye can detect
  3. 7. used in a everyday item that heats food
  4. 8. spectrum the range that electromagnetic waves travel in
Down
  1. 1. wave that can cause sunburn
  2. 2. moderate frequency
  3. 3. used to view the skeletal system
  4. 6. wave with the smallest frequency