Khan Academy Static

In these videos and articles you'll learn the difference between electric potential, electric potential energy, and voltage. You'll also learn how to calculate the electric potential at a point in space, electric potential energy between two charges, and voltage between two points in space.

10130_Electric_potential_energy.html

10134_Electric_potential_at_a_point_in_space.html

10133_Electric_potential_energy_of_charges.html

10135_Electric_potential_charge_configuration.html

10131_Electric_potential_energy_part_2_involves_calculus_.html

10132_Voltage.html