WAVES SCIENTIFIC CROSSWORD

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Across
  1. 1. The top part of a wave(the tip)
  2. 4. An object in which waves travel through.
  3. 7. Rays:Electric stove or heat lamp.
  4. 9. Waves: A wave in which the displacement of the medium is going in the same direction of the wave.
  5. 11. They heat up our food and transmit cell calls.
  6. 14. Waves:Kills Bacteria and helps skin produce Vitamin D.
  7. 17. Helps to track weather and ships.Also to monitor planes' landing.
  8. 18. Used to make images of our bones inside our bodies.Too much of this can cause cancer.
  9. 19. The measure of the calm part of the water to the top of the crest in a wave.
  10. 21. rays: Produced by nuclear reactions and radioactive substances,and is used in radiation therapy for cancer.
  11. 22. the low part of a wave.
Down
  1. 2. Spectrum: Do not require a medium and are transverse waves.
  2. 3. light The only part of the electromagnetic spectrum that us humans can see(ROYGBIV).
  3. 4. Wave:A wave that transfers energy through a medium.
  4. 5. The distance from crest to crest on a wave.
  5. 6. A disturbance caused by two Tectonic plates.Also is a shaking that we can feel.
  6. 8. The highness or lowness of a tone.
  7. 10. How many waves pass by in a matter of time.
  8. 12. A disturbance that carries energy form one place to another.
  9. 13. is a Mechanical wave,needs a medium to travel through,and moves fastest in solids and slowest in gases.
  10. 15. wave: Material moves at right angles to the direction of the wave.
  11. 16. Waves:How we listen to the radio.
  12. 20. Resonance Imagining(MRI):Makes pictures of the human tissue,muscles,and brain organs.