Answer:
im sorry i cant help :(
Explanation: i hope someone does
Speed is the distance traveled
time
but velocity is the change in distance
time
Once the stone leaves the passenger's hand, its horizontal acceleration
stops. Its horizontal speed after that is whatever horizontal speed it had
at the instant it was dropped.
Its vertical acceleration ... its total acceleration with respect to the rails,
is 9.8 m/s² straight downward ... the acceleration of gravity.
If magnification is less than one it means the image is the same exact size as the object.