Sound, Light, and Color Crossword

123456789101112131415161718192021222324
Across
  1. 3. Frequency modulator
  2. 4. The extention of sound by reflection from a surface
  3. 8. When a person is not able to distinguish colors
  4. 12. The range of wavelengths and frequencies
  5. 14. An electromagnetic wave that's used for long-distance communication
  6. 15. A wave between ultraviolet light and gamma rays
  7. 18. Sound waves with frequencies below the limit of human hearing
  8. 19. An object that is see-through
  9. 21. The force or loudness of a sound
  10. 22. The frequencies of a wave
  11. 23. Amplitude modulator
  12. 24. A pattern of beats and sounds
Down
  1. 1. A wave with a shorter wavelength than x-rays
  2. 2. The part of the Electromagnetic Spectrum that is visible to humans
  3. 4. A continuing effect; a repercussion
  4. 5. A unit used to measure the intensity of a sound
  5. 6. A wave that's shorter than a normal radio wave but longer than infrared rays
  6. 7. Tiny fluctuations in the air
  7. 9. How high or low a sound is
  8. 10. A single noise
  9. 11. An increase or decrease in the frequency of sound as the source moves toward or away from an object or person
  10. 13. Wavelengths shorter than light but longer than X-rays
  11. 16. A sound or vibration with an ultrasonic frequency
  12. 17. A ray of radiation that produces a thermal effect
  13. 20. The properties of a room that determines how sound is transmitted