how does the work needed to lift an object and the gravitational potential energy of the object compare

Mga halaman/punong ornamental na di namumulaklak

Which two particles are found in the center of an atom

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n