When a student combed his dry hair for a long time, his hair began to stand up. which of these MOST LIKELY happened?

Which describes increasing the efficiency of energy resource

1which body contains the majority of the mass in the solar system earth jupiter the moon the sun 2 what keeps the objects in the solar system such as planets orbiting around the sun the force of gravity the galaxy exerts on all objects within it including the solar system the great distance between the sun and the planets the sun's nuclear fusion which acts on each object the gravitational force between the sun and each object in the solar system

The amount of potential energy possessed by an elevated object is equal to