Agirl on a backyard trampoline bounces straight upward with an initial velocity with 4.5 m/s what is the girls velocity when she returns to the trampoline

In order to place a satellite into orbit, it requires enough fuel to supply the necessary mechanical energy. into what types of mechanical energy does the fuel get transformed?

Area around a charged object where the objects can exert a force on another charged objects is an electric

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s