The height of the empire state building is 318.00 meters. if a stone is dropped from the top of the building, what is the stone's velocity just before it strikes the ground? –1.75 meters/second

Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)

If element x has 99 protons how many electrons does it have