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A stone is dropped from the top of a cliff. the splash it makes when striking the water below is heard 3.5 s later. the speed of sound in air is 343 m/s.
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A stone is dropped from the top of a cliff. the splash it makes when striking the water below is heard 3.5 s later. the speed of sound in air is 343 m/s.

User Jacouh
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The answer would be 55

User Gary Riches
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