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Across 1. tympanic membrane 3. the region in a longitudinal wave in which the medium's particare farther apart 4. a measure of how fast the energy in the wave is moving 11. λ 15. a wave in which particles vibrate perpendicular to the direction of the flow of energy 18. the material that permits the transmission of energy thriugh vibrations 19. waves of energy that travel through Earth 20. a wave in which particles vibrate parallel to the direction of the flow of menergy

Down 2. v=fλ 5. thecyclical motion of an object abouy equilibrium point 6. an enormous sea wave or a series of enormous sea waves caused by an earthquake or other disturbance 7. a form of energy produced by rapidly vibrating objects detectable by sensory organs such as the ear 8. the region in a longitudinal wave in which the medium's particles are closer together 9. sound wave with a frequency above 20kHz 10. the number of complete cycles that occur in unit time 12. the maximum point of a transverse wave 13. the motion of a wave through a medium, or motion of a wave from one medium to another medium 14. the shape ofa wavw when graphed 16. the property of a medium that returns to its original shape after being disturbed 17. is the auditory portion of the inner ear