posted by Anonymous .
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)
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