Physics Classroom
The Physics Classroom: Electric Current
This tutorial introduces the concept of electric currents. Take the interactive quiz to assess your understanding.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: E X B Trajectory Model
Simulate the motion of a charged particle in electric and magnetic fields, and then complete the equations of motion using the Lorentz force law.
Wikimedia
Wikipedia: Electrical Potential
Wikipedia provides detailed information on electrical potential, including a definition, introduction, and mathematical formulas.
University of St. Andrews (UK)
University of St. Andrews: Physics and Astronomy: Electric Potential and Charge
From The Scots Guide to Electronics web site. The meaning of electric potential is described. A combination of diagrams and words are used to explain this difficult concept without the use of mathematics. Very well done!
California Institute of Technology
Magnet Lab: Caltech Physics Applets
Although specifically designed for physics students at Caltech, anyone interested in learning more about electricity, magnetism or various other physical phenomena can benefit by exploring these interactive applets. A circuit tutorial...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Charge Trajectories
Investigate a the forces exerted on a charged particle by electric and magnetic fields. Initially, find out how the charge behaves in an electric field. Then, see how the charge behaves in a magnetic field. Finally, initiate both fields...
Physics Classroom
The Physics Classroom: Static Electricity: Lesson 3: Coulomb's Law
Pay close attention to the three variables between two charged objects, Coulomb's Law is the quantitative expression of these variables. Understand the purpose of the law and extend the understanding through Coulomb's Law Interactive...
Physics Classroom
The Physics Classroom: The Strucure of Matter
This interactive tutorial begins with an understanding of the structure of matter. Understanding charge as a fundamental quantity demands that we have an understanding of the structure of an atom. Learn the atomic structure of an atom an...
Physics Classroom
The Physics Classroom: Journey of a Typical Electron
In the wires of electric circuits, an electron is the actual charge carrier. In this article, an electron's path through the external circuit is introduced.
Georgia State University
Georgia State University: Hyper Physics: Point Charge Potential
This site from the Georgia State University explains the concept of electric potential about a point charge or combination of severat point charges. An interactive JavaScript form allows the visitor to investigate the effect of distance...
Physics Classroom
The Physics Classroom: Static Electricity: Electric Force: Coulomb's Law
This informative tutorial on Coulomb's Law and electric force in physics features a definition as well as formulas, diagrams, and learning exercises.
Physics Classroom
The Physics Classroom: Current Electricity
Four complete lessons on current electricity in the study of physics. Lessons include informational text, interactive activities, animations, and quick, interactive comprehension checks.
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Khan Academy
Khan Academy: Coulomb's Law and Electric Force Review
Review how an electric force behaves between like or opposite charges, and its dependence on separation distance and charge magnitude. Compare the electric force and gravitational force.
Wikimedia
Wikipedia: Proton
Wikipedia offers information on the proton, a subatomic particle with a positive electric charge. Many hyperlinked terms.
Physics Classroom
The Physics Classroom: Static Electricity: Electrostatics Landscapes
Students explore a virtual environment for exploring the electric potential surrounding a positive and negative source charge.
Physics Aviary
Physics Aviary: Practice Problems: Force Electric Between Two Particles
Students must find the force on one charge caused by a second charge.
Physics Aviary
Physics Aviary: Practice Problems: Force Electric in a Box
Students must find the net force on one of the charges in a rectangular arrangement of charges.
Physics Aviary
Physics Aviary: Practice Problems: Force Electric in a Triangle
Students must find the net force on one of the charges in a triangular arrangement of charges.
Physics Classroom
The Physics Classroom: Static Electricity: Neutral vs. Charged Objects
With this interactive tutorial, students explore the basic terminology and concepts of neutral and charged objects.
Physics Aviary
Physics Aviary: Practice Problems: Closest Approach Problem
Find the closest approach between two charges. The charge at the origin is held at rest. The other charge is moving toward the charge with a certain speed and your job is to figure out how close the two charges will get before the moving...
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,...