A soccer player kicks a rock horizontally off a 45.0-m-high cliff into a pool of water....

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A soccer player kicks a rock horizontally off a 45.0-m-high cliff into a pool of water. If the player hears the sound of the splash 3.23 s later, what was the initial speed given to the rock? Assume the speed of sound in air is 343 m/s. Enter a number. not travel at constant speed. m/s Need Help? Read It Watch It A soccer player kicks a rock horizontally off a 45.0-m-high cliff into a pool of water. If the player hears the sound of the splash 3.23 s later, what was the initial speed given to the rock? Assume the speed of sound in air is 343 m/s. Enter a number. not travel at constant speed. m/s Need Help? Read It Watch It

Answer rating: 100% (QA)

Given data Initial height h 450 m Time taken for sound to travel back up to the player t 323 s Speed ... View the full answer