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Energies and Machines
Web Links
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- DC Circuits
Learn about complicated circuits, Ohm’s law and resistors using this helpful collection of tutorials on circuitry. Sample problems, diagrams and a self-test are also included.
- Electrified Ben
Jus t about everyone has heard the story of Benjamin Franklin flying his kite out in an electric storm. This site explains why he did so, and provides a number of electric projects and activities visitors can try out afterward.
- Energy Sites for Educators
Compiled by the U.S. Department of Energy, this page has plenty of links for the Web-surfing science teacher to peruse, all of them pertaining to electricity and energy.
- EnergyQuest
Follow the California Energy Commission’s road map to learn about the different kinds of energy currently available. Included are science projects, super scientists and puzzles.
- Exploration of the Earth’s Magnetosphere
Learn about the Earth’s magnetic field and how it affects our atmosphere. Contents include the polar aurora, electrons and radiation belts.
- How Things Work
This site attempts to use everyday examples to teach students about basic physics principles. Visitors can send a physics-related question to the author (ex: How does a superconductor work?) or search through a large database of past questions.
- IllusionWorks
IllusionWorks is an impressive collection of optical and sensory illusions. Here you’ll find innumerable interactive demonstrations, up-to-date and reliable scientific explanations, school projects, illusion artwork, interactive puzzles, 3D graphics, suggested reading lists, bibliographies, perception links, and much more.
- The Interactive Physics Problem Set
With almost 100 physics practice problems, accompanied with detailed solutions and interactive computer experiments, this site covers such topics as velocity, projection and friction. The problems are Macintosh only, though.
- Magnetism/Compasses/Navigation/
Use this site to learn about magnetism and how it helps us navigate the globe. Then, use try out some of the activities and experiments provided on this page.
- Making Waves
This online guide to sound and electromagnetic waves and radiation, created by a high school class in New York state, covers such subjects as infrared light, microwaves, x-rays, gamma rays and lasers.
- Theater of Electricity
This online exhibit sponsored by the Boston Museum of Science, features two huge generators and a complete course on static electricity and lightning.
- The Wind: Our Fierce Friend
This site, sponsored by the Franklin Institute and the Science Learning Network, takes visitors through a breezy tour of the wind and wind energy. Activities and demonstrations help students investigate the phenomenon and determine how beneficial it is as a source of energy.
- Albert Einstein Online
Links to overviews on Einstein's life, work and writings. Also includes links to physics websites and other related science websites.
- Center for History of Physics
Motto is “A mission to preserve and make known the history of modern physics and allied fields including astronomy, geophysics, optics, and the like.”
- The Laws List
Laws, rules, principles, effects, paradoxes, limits, constants, experiments, & thought-experiments in physics.
- Learn Physics Today!
Online physics tutorial. The tutorial has fifteen lessons and begins with basic physics. The tutorial covers mechanics, light and waves, and electricity.
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