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QUESTION
f you drop a rock from a height of 10 m, it ac- celerates at g and strikes the ground 1.42857 s later. If you drop the same rock from half that
f you drop a rock from a height of 10 m, it ac-celerates at g and strikes the ground 1.42857 slater.If you drop the same rock from half thatheight, what will be its acceleration? Theacceleration of gravity is 9.8 m/s2 .
