Science Buddies
Science Buddies: Sliding Light: How to Make a Dimmer Switch With a Pencil
In this electronics science fair project, students will make a simple dimmer switch and investigate the relationship between the resistance in the circuit and the amount of light produced. The Science Buddies project ideas are set up...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Circuit Construction Kit (Ac+dc), Virtual Lab
Build circuits with capacitors, inductors, resistors and AC or DC voltage sources, and inspect them using lab instruments such as voltmeters and ammeters.
Georgia Department of Education
Ga Virtual Learning: Currents, Resistors, and Power
In this interactive tutorial students will learn about electric current, resistance and current density. Learn how current density relates to electric field strength and how resistance produces heat.
CK-12 Foundation
Ck 12: Resistors in Series and Parallel
[Free Registration/Login may be required to access all resource tools.] The differences between series and parallel circuits are highlighted. Provides an in-depth look at how to solve problems about circuits and resistors. Includes a...
Houghton Mifflin Harcourt
Harcourt: Biographies: Otis Boykin 1920 1982
Otis Boykin was a successful African American inventor whose inventions include resistors for electrical equipment and missiles, a controller for pacemakers, and a burglar-proof cash register.
Science Education Resource Center at Carleton College
Serc: Conductor or Insulator?
In this investigation the students predict, experiment, and observe whether materials are insulators or conductors.
Science Education Resource Center at Carleton College
Serc: Modeling Emf, Potential Difference, and Internal Resistance
Interactive lecture discusses internal resistance which provides help to students in developing an accurate model.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Rc Circuit With Battery Model
Simulation showing the simplest RC circuit, with a resistor and capacitor in series with one another, and a battery that can be switched in the series, or switched out of the circuit.
Other
D&t Online: Electronics
This site explains and illustrates many of the common components used in electronics.
Other
Need: Measuring Electricity [Pdf]
This site details many of the ways in which to measure electricity. Among the topics covered by this page is resistance and voltage as well as electrical energy and Ohm's Law.
Other
Spark Fun: Voltage, Current, Resistance, and Ohm's Law
Whether you are looking for an introduction to resistors, volt, and current, or just looking for a reference, this article provides great information for all ability levels. Great videos, diagrams, images, and links to more information...
Other
Resistor Color Codes
This resource provides and excellent interactive feature allowing users to test out the properties of resistor color codes. Choose 4, 5, or 6 bands at the top of the page, then click through the colors to determine their effect.
Oswego City School District
Regents Exam Prep Center: The Series Circuit
Explains how a series circuit works, accompanied by an animation. Lists the rules and formulas that apply to a series circuit.
Physics Aviary
Physics Aviary: Practice Problems: Finding Battery Voltage Very Hard
Determine the voltage of the battery based on the colors of the resistors and the current in a combination circuit.
Physics Aviary
Physics Aviary: Practice Problems: Finding Battery Voltage Hardest
Determine the voltage of the battery based on the colors of the resistors and the current in a combination circuit.
Physics Aviary
Physics Aviary: Practice Problems: Series Circuit
Determine the amount of power dissipated in a resistor that is part of a series circuit.
Physics Aviary
Physics Aviary: Practice Problems: Parallel in a Series Circuit
Determine the amount of power dissipated in a resistor in a complex circuit.
Physics Aviary
Physics Aviary: Practice Problems: Series in a Parallel Circuit
Determine the amount of power dissipated in a resistor in a complex circuit.
Physics Aviary
Physics Aviary: Resistor Challenge
This game will help students learn their color codes for resistors. Students will be given a resistor and they have to determine the resistance of the resistor. Students will have three minutes to get as many correct as possible.
Physics Aviary
Physics Aviary: Resistor Creation Challenge
This game will help students learn their color codes for resistors. Students will be given a resistance and they have to determine which combination of colors will match that resistance. Students will have three minutes to get as many...
Physics Aviary
Physics Aviary: Capacitor Charging Through a Resistor in Dc Lab
This lab is designed to have students investigate the factors that affect the rate at which a capacitor charges. Students can change the resistance and capacitance in the circuit and monitor the current, voltage and charge on the...
Concord Consortium
Concord Consortium: Dc Circuits: Parallel Resistances (Sparks 2)
Explore circuits with resistors in parallel and answer questions regarding voltage drops across resistors and currents through them in such circuits.
CK-12 Foundation
Ck 12: Parallel Circuits
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn about parallel circuit design, and how to calculate equivalent resistance from resistors in a parallel circuit.
CK-12 Foundation
Ck 12: Series Circuits
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn about series circuit design, and the role of resistors in maintaining the integrity of a circuit.