White Stars Acoustics

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Across
  1. 3. a rapid motion back and forth.
  2. 5. a sound that is a copy of another sound and that is produced when sound waves bounce off a surface (such as a wall)
  3. 6. prevents sound vibrations
  4. 7. how big a wave is, relates to volume of sound
  5. 10. a branch of physics related to sound
  6. 14. sound that continues to vibrate long after the sound is produced
  7. 15. a vibration, or wave, that travels through matter (solid, liquid, or gas) and can be heard.
  8. 16. describes how low or high a note sounds
  9. 17. sits at the top of the windpipe, or trachea. It helps produce vocal sounds and closes the windpipe during swallowing so that no food particles pass into the lungs
  10. 18. is a thin flap of skin that is stretched tight like a drum and vibrates when sound hits it.
  11. 19. how loud or quiet a sound is
Down
  1. 1. scientific name for wind pipe
  2. 2. scientific name of eardrum
  3. 4. one distinguished for skill and power as a public speaker
  4. 8. unit of measurement for sound =frequency equal to one cycle per second, relates to pitch <Hz>
  5. 9. unit of measurement for volume <dB>
  6. 11. A metal plate, supported by a post in its center, that vibrates when rubbed with a bowd
  7. 12. how fast the wave is oscillating (moving back and forth)
  8. 13. folds of tissues that produce the voice by vibrating