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Sonar equipment sends sound waves into deep water and measures A. refraction of the transmitted wave. B. only the direction of the reflected wave. C. the time delay of the returning echoes. D.
interference of the transmitted and reflected waves.
C. the time delay of the returning echoes.
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User: Sonar equipment sends sound waves into deep water and measures A. refraction of the transmitted wave. B. only the direction of the reflected wave. C. the time delay of the returning echoes. D. interference of the transmitted and reflected waves.

Weegy: C. the time delay of the returning echoes.
Polio123|Points 357|

User: The part of the ear that sends coded nerve signals to the brain is A. the outer ear. B. the inner ear. C. the middle ear. D. the eardrum.

Weegy: B. the inner ear.
abhik1100|Points 685|

User: An ambulance siren sounds different as it approaches you than when it moves away from you. What scientific term would you use to explain how this happens? A. ultrasound B. diffraction C. rarefaction D. the Doppler effec

Weegy: D. [ the Doppler effect scientific term would you use to explain how An ambulance siren sounds different as it approaches you than when it moves away from you. See more information here: ]
Expert answered|glenn007|Points 60|

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Asked 11/5/2013 5:23:54 AM
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