Georgia State University
Georgia State University: Hyper Physics: Voltage
Electrical currents and voltage are defined and illustrated.
CK-12 Foundation
Ck 12: Force on an Electric Current in a Magnetic Field
[Free Registration/Login may be required to access all resource tools.] Students learn how a magnetic field affects moving charged particles or an electric current carried by a wire.
Georgia State University
Georgia State University: Hyper Physics: Capacitors
Online university physics text called "Hyperphysics". Three sections here: Capacitors, Capacitor Combinations, Charge on Series Capacitors. These are nice clean lessons, good illustrations, many hotwords to assist. A fine online lesson,...
Physics Classroom
The Physics Classroom: Electric Potential Difference
This tutorial is devoted to an understanding of electric potential difference and its application to the movement of charge in electric circuits. Take the interactive quiz to assess your understanding.
Physics Aviary
Physics Aviary: Capacitor Properties Lab
This lab is designed to have students investigate the different changes that could be made to an air filled capacitor and the results that occur because of these changes. Students can vary the gap between the plates, the size of the...
CK-12 Foundation
Ck 12: Physics: Electrostatics Study Guide
Review your understanding of Electrostatics with this easy-to-read study guide.
Cosmo Learning
Cosmo Learning: Electric Force
Need to review electric force? This collection of eight video lectures focuses on electric force. Lectures vary in length giving examples of problems to help with the understanding of electric force. Lectures are from a physics course...
Georgia Department of Education
Ga Virtual Learning: Electrostatics
Through informational text, interactive activities, practice problems, and virtual simulations, students learn about the basic properties of electricity in this unit.
Exploratorium
Exploratorium: Science Snacks: Charge and Carry
This site from The Exploratorium Museum is a full description of a short activity. An electrophorus plate and a Leyden jar are made. The electrophorus is charged by induction. Its charge is transferred to the Leyden jar by conduction...
McGraw Hill
Online Learning Center: Electric Potential and Capacitance
A series of pages which define key terms and explain basic concepts related to electric potential. Includes a set of practice problems with answers and solutions.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Three Point Charges Model
In this simulation, investigate the force between charged objects. Rank three charged objects of different magnitudes, then create a method to determine the ranking of the charge magnitudes. Finally, devise a new method of determining...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Parallel Plate Capacitor
A simulation investigating a parallel-plate capacitor which is charged by connecting one plate to the positive end of a battery, and the other plate to the negative end. The battery sends electrons from one capacitor plate to the other...
Physics Classroom
The Physics Classroom: Resistance
An electron traveling through the wires and loads of the external circuit encounters resistance. In this tutorial, the concept of resistance is introduced. For an electron, the journey from terminal to terminal is not a direct route....
Physics Aviary
Physics Aviary: Coulomb's Law Lab
This mini-lab allows students to discover the relationships that create Coulomb's Law.
Physics Classroom
The Physics Classroom: Static Electricity Review
This review from the Glenbrook South High School provides a series of questions on various topics associated with static electricity (such as electrical insulation). Answers and explanations are hidden, yet easily accessed from within a...
CK-12 Foundation
Ck 12: Millikan Oil Drop Experiment
[Free Registration/Login may be required to access all resource tools.] Describes the Millikan oil drop experiment of 1909 that demonstrated how to measure an electric charge on one electron. Includes a video demonstration of the...
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physics 1923: Robert Andrews Millikan
This Nobel website on the life and scientific work of Robert A. Millikan includes a biography, images, and internet resources for further reading and research. Also included are the 1923 "Presentation Speech" which praised Millikan's...
University of St. Andrews (UK)
University of St. Andrews: Charles Augustin De Coulomb
A large complete authoritative biography of Coulomb. Five large pictures, over a dozen links to contemporaries, references, a poster, other mathematicians. A fine source.
CK-12 Foundation
Ck 12: Electrostatic Fields
[Free Registration/Login may be required to access all resource tools.] Electrostatic fields are explained and how to solve problems with them. Includes a simulation for exploring how charges work in an electric field.
University of California
University of California Berkeley: Charging an Electroscope by Induction
From the U.C. Berkeley Physics Lecture Demonstrations website. A thorough description of an activity in which a charged metal plate is used to charge an electroscope by induction. Complete directions and a diagram of the equipment and...
Georgia State University
Georgia State University: Hyper Physics: Equipotential Lines
At this site from the Georgia State University, the equipotential lines around several different configuration of charges are shown and described. Excellent graphics and clear discussion.
Wikimedia
Wikipedia: Atomic Number
Wikipedia provides the definition of the term, "Atomic number," a term used in chemistry and physics to represent the number of protons in the nucleus of an atom.
Science Buddies
Science Buddies: The Strength of an Electromagnet
Has anyone ever told you that you have a magnetic personality? Have you ever heard that opposites attract? These common phrases are both based on the properties of magnets and magnetic electricity. In this science fair project, learn how...
National High Magnetic Field Laboratory
Magnet Academy: Robert Millikan
Robert Andrews Millikan was a prominent American physicist who made lasting contributions to both pure science and science education. He is particularly well known for his highly accurate determination of the charge of an electron via...