Question

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)

bobpursley
vf^2=Vi^2+2gd


a body traveling in a straight line and increasing in speed

a body traveling in a straight line and decreasing in speed

a body traveling in a straight line at constant speed

a body standing still

a body traveling at a constant speed and changing direction

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