sentences: a vehicle is a kind of object & a air is a mean of bee ->  a wagon is a kind of object  a wagon is a kind of object & replacement is a mean of rest -> a wagon rolling is an example of an object in motion a wagon rolling is an example of an object in motion  a mosses sulfur is an nation of an preposition in rest & an example of mechanical energy is an object in motion -> a wagon rolling is an example of mechanical energy