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OpenStudy (anonymous):
how is a sonar ussed to find the disteance of objects. A. Sonar can only determine whether an object exists, not its distance. B. Sonar will cause mechanical water waves when it strikes an object. C. If sound is not reflected to the ship, it must have been absorbed. D. The time it takes the sound to return to the ship can be used to calculate the distance the sound traveled.
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