Dolphins rely on echolocation to be able to survive in the


Dolphins rely on echolocation to be able to survive in the ocean. In a 20 oC ocean, a dolphin produces an ultrasonic sound with a frequency of 125 kHz. What is the wavelength of this sound, in meters? While remaining stationary, the dolphin emits a sound pulse and receives an echo after 0.220 s. How far away, in meters, is the reflecting object from the dolphin?

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Physics: Dolphins rely on echolocation to be able to survive in the
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