Georgia Department of Education
Ga Virtual Learning: Charge and Coulomb's Law
Learning about charge and forces of attraction will be keys to understanding electrostatics and the basis of this learning unit. Developing a greater understanding of charge and the charge model is necessary to understanding electricity.
Michigan State University
Michigan State University: Physics: Coulomb's Law
Here is a presentation of Coulomb's Law and the electric field potential formula, with example problems.
Concord Consortium
Concord Consortium: Electrostatics
Use a series of interactive models and games to explore electrostatics. Learn about the effects positive and negative charges have on one another, and investigate these effects further through games.
Orpheus Books
Q Files: Electricity and Magnetism: Electric Charge
Learn how electric charges work and about Coulomb's Law, which is used to calculate the strength of an electric force.