Waves cross word

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Across
  1. 1. This is the type of EM wave that has the lowest frequency.
  2. 4. This is the distance from one point on a wave to the same point on the next wave.
  3. 6. This colour has the longest wavelength out of visible light.
  4. 8. This is a type of EM wave to see broken bones.
  5. 10. This EM wave can cause skin cancer.
  6. 11. This is the height of the wave, from the middle to the top or bottom.
Down
  1. 2. This is an EM wave that is used to cook food.
  2. 3. This is the number of waves passing a point per second.
  3. 5. All EM waves are this.
  4. 7. This is a type of EM wave used for mobile phone communication.
  5. 9. This is a type of EM wave that has the highest frequency.