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May 22, 2015

Homework Help: Physics

Posted by Alicia on Thursday, February 9, 2012 at 6:07pm.

While sitting on a tree branch 12m above the ground, you drop a chestnut. When the chestnut has fallen 2.5m, you throw a second chestnut straight down.
What initial speed must you give the second chestnut if they are both to reach the ground at the same time?

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