A box is dropped from spacecraft moving horizontally at 27.0m/s at distance of 155m above the surface of one moon. the rate of freeball acceleration on this airless moon is 2.79 m/s2.
(a) How long does it take for the box reach the moon*s surface?
(b) What is its horizontal displacement during this time?
(c) What is its vertical velocity When it strikes the surface?
(d) At what speed does the box strike the moon.