If you drop a rock from a height of 10 m, it accelerates at 9.8 m/s² and strikes the ground 1.42857 s later. If you drop the same rock from half that height, what will be its acceleration?

If you drop a rock from a height of 10 m, it

accelerates at 9.8 m/s² and strikes the ground
1.42857 s later.
If you drop the same rock from half that
height, what will be its acceleration?

1 Answer

If you drop a rock from a height of 10 m, it accelerates at 9.8 m/s² and strikes the ground 1.42857 s later. If you drop the same rock from half that height, what will be its ac…

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