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OpenStudy (anonymous):

Through which one of the following mediums is the velocity of a sound wave the greatest? A. Water B. Air C. Steel D. Lead

OpenStudy (brrandyn):

The velocity of sound waves are greatest in a solid medium, or rather, how closely molecules are packed. Therefore, when contrasting between steel and lead, use density to determine the answer. Steel = ~7.85 g/cm³ Lead = ~11.34 g/cm³ The answer is: "D. Lead"

OpenStudy (anonymous):

the answer was actually steel

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