You dropped a 50 g object in an alien home from a height 12 m. Using the alien stopwatch you measured the time for the object to hit the floor to be 3.08 s. (a) what is acceleration due to gravity on the alien home world? (b) With what speed does the object hit the floor? (c). What is the mass of the object halfway down its fall?

You dropped a 50 g object in an alien home from a height 12 m. Using the alien stopwatch you measured the time for the object to hit the floor to be 3.08 s. (a) what is acceleration due to gravity on the alien home world? (b) With what speed does the object hit the floor? (c). What is the mass of the object halfway down its fall?