At the end of this activity, students should be able to: û explain the concepts of electric field potential and equipotential surfaces. û explain why the potential of a homogeneous field changes linearly with distance. û state the formula for the potential in a field due to a point charge. û describe the relationship between potential and electric field strength in the form of a gradient. û explain the concept of potential energy of a charge in an electric field.

Originally released by Learnetic, 2016.