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    Solving Physics Problems: Dropped Stones, Thrown Balls, and Falling Tiles

    1. A spelunker (cave explorer) drops a stone from rest into a hole. The speed of sound is 343 m/s in air, and the sound of the stone striking the bottom is heard 1.64 s after the stone is dropped. How deep is the hole? 2. A ball is thrown upward from the top of a 25.0-m-tall building. The...
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