Physics, 25.12.2019 01:31, mroueh21

Asoccer player icks a rock horizontally off a 40m high cliff into a pool f water if the player hears the sound of the splash s later, what was the inital speeed given to the rock assume the speed of sound in air to be 343?

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Asoccer player icks a rock horizontally off a 40m high cliff into a pool f water if the player hears...