SOUND WAVES Name: Match the words with their definitions. Each word will only be used once. A. sound J. frequency F. longitudinal wave B. hertz K. rarefaction G. mechanical C. low note L. wavelength H. decibles D. transverse wave M. amplitude I. compression E. high note N. pitch 9. Waves that require a medium to travel are known as waves 10. Waves in the air caused by vibration 11. Waves that move in one direction, but vibrate up and down 12. Waves that move in one direction, and vibrate left and right 13. The distance between one wave and the next 14. How often a wave passes a certain point (cord Image ber 15. The intensity of sound is measured in this unit 16. The frequency of sound is measured in this unit 17. This distance that the particles of a medium vibrate from their resting point 18. A sound wave with a high frequency would be heard as a 19. A sound wave with a low frequency would be heard as a 20. Part of a sound wave in which particles are compressed together 21. Part of a sound wave in which particles are spaced apart 22. Humans hear the frequency of sound as Label the parts of the wave. 23 24 23 24