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March 29, 2015

Posted by **Amanda** on Tuesday, October 4, 2011 at 6:17pm.

- physics -
**drwls**, Tuesday, October 4, 2011 at 8:17pmIt will be the distance that an object falls in 4.2 s, with zero initial vertical velocity component.

You surely know the formula for that:

Y = (g/2) t^2

t = 4.2 s g = 9.8 m/s^2

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