Homework Help: physics

Posted by Anonymous on Monday, February 13, 2012 at 12:19pm.

A penny falls from a windowsill 25.0 m above the sidewalk. How fast is the penny moving when it strikes the ground? (Remember that the velocity will be negative due to the downward motion of the penny)

physics - bobpursley, Monday, February 13, 2012 at 1:02pm
vf^2=Vi^2+2gd

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