The nature of insulators is described at the atomic level. Band gap theory is used to explain what distinguishes insulators from conductors.

This site from Georgia State University provides information on the distinction between conductors and insulators. Factors contributing to the insulating ability of materials are discussed.

Discover what materials make good conductors and insulators.

This tutorial from the Glenbrook South High School provides an animation depicting the induction charging of a single sphere by the process of induction. The movement of electrons is shown. The animation is accompanied by explanations of...

From the Multimedia Physics Studios. An animation depicting the induction charging of a double sphere system by the process of induction. The movement of electrons between spheres and between the ground and sphere is shown. The animation...

Explore current electricity and different types of electric circuits.

This tutorial offers an animation depicting the induction charging of an electrophorus plate by the process of induction. Animation depicts the movement of electrons between plat and ground. The animation is accompanied by explanations...

This is the encyclopedic entry for electrical conductivity from Wikipedia.com. The site provides a brief introduction to the topic but provides numerous links to information relative to the topic.

Compares resistance and impeadance using the example of car audio.

Explains electric current, how it produces heat, and the difference between a direct current and an alternating current.