Waves

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Across
  1. 1. Electromagnetic waves move the FASTEST through a _______.
  2. 3. Electromagnetic waves move the SLOWEST through a _______.
  3. 6. This electromagnetic wave is the most harmful to people and can cause cancer.
  4. 10. _________ waves can travel in space (vacuum.)
  5. 13. This type of electromagnetic wave can cause sunburns and skin cancer.
  6. 14. This electromagnetic wave can easily pass through soft tissue, but cannot travel through bone.
  7. 15. This wave transfers energy with or without a medium.
  8. 17. This color of the rainbow has the LONGEST wavelength.
Down
  1. 1. This electromagnetic wave is the wavelength that our eyes can see.
  2. 2. This color of the rainbow has the SHORTEST wave length.
  3. 4. This electromagnetic wave has the LONGEST wavelength.
  4. 5. This wave needs to a medium to travel though.
  5. 7. This electromagnetic wave is use in communication devices such as your cell phone.
  6. 8. How many different types of electromagnetic waves are there?
  7. 9. Mechanical waves move the fastest through a _______.
  8. 11. Mechanical waves move the SLOWEST through a _______.
  9. 12. This type of electromagnetic wave is used in remote controls.
  10. 16. A ______ wave is a transfer of energy caused by particle vibrations.