How far does the rock travel horizontally
A girl throws a rock horizontally, with a velocity of 10 m/s, from a bridge. It falls 20 m to the water below. How far does the rock travel horizontally before striking the water?
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A stone is thrown horizontally with an initial speed of 10 m/s from the edge of a cliff. A stop watch measures the stone's trajectory time from the top of the cliff to the bottom to be 4.3 s. What is the height of the cliff?
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The wire temperature is 345 K. The air temperature and pressure are 300k and 1 atm, respectively. Estimate the tunnel air speed.
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