A ball is thrown horizontally from the top of a building 51.7 m high. The ball strikes the ground at a point 37.2 m from the base of the building

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?

Explain why electric current cannot exist if a current doesn't have a voltage source.

Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.