Echo sounding is used to measure the depth of the sea. It involves sending sound waves (usually low-frequency) into the water and measuring the time it takes for the sound waves to bounce off the seafloor and return. By calculating ...
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Echo sounding is used to measure the depth of the sea. It involves sending sound waves (usually low-frequency) into the water and measuring the time it takes for the sound waves to bounce off the seafloor and return. By calculating ...