What was the initial speed given to the rock

Reference no: EM13312823

A soccer player kicks a rock horizontally off a 34.0-m-high cliff into a pool of water. If the player hears the sound of the splash 2.78 s later, what was the initial speed given to the rock? Assume the speed of sound in air is 343 m/s.

Reference no: EM13312823

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