An excellent resource for a geometry class, as well as for an electrical engineering course. A thorough reference sheet covers geometric shapes such as triangles, parallelograms, and circles, as well as 3-D shapes and the Pythagorean...

Knowing the temperature coefficient allows for the calculation of voltage output at any temperature. Groups conduct an experiment to determine the effects of temperature on the power output of a solar panel. The teams alter the...

Can you power this? Individuals do an energy audit for the classroom to determine the amount of electricity needed to power it. Using either live data or sample data from wind turbines they decide whether it would power the classroom....

How much energy does it take to light a room? Class members calculate the total wattage it takes to light the classroom. Through calculations, responsible scientists determine the cost of energy for the year, then figure out...

Twenty prompts, fifteen starters, and ten situations. What more could you ask for from a list of journal ideas?

How can you launch an object that isn't propelled by air? The resource provides directions to build a launcher to launch rockets made of two-liter bottles. The launcher, built mainly from materials found at the local hardware...

Learn the differences between cars powered by different fuels. Looks at solar, electric, hybrid and gasoline-powered cars.

Facts about some major environmental pollutants produced by power plants, and what consumers can do to lower the carbon footprint from their energy use.

Discusses the overall picture of biomass use as a source of renewable energy in the United States. Five methods of generating electricity from biomass are described.

Informational fact sheet on electricity with emphasis on electric and magnetic fields.

Learn the voltage formula for determining a measure of current electricity in this illustrated presentation.

William Gilbert was an English physician and natural philosopher who wrote a six-volume treatise that compiled all of the information regarding magnetism and electricity known at the time. The work included descriptions of many of...

Discusses photovoltaic energy systems and their many applications, e.g., in telecommunications, consumer products, space technology, solar lights, etc.

Discusses the state of renewable energy production in Texas, which opened the market to competition, set minimum standards for the production of renewable energy, and established a system of Renewable Energy Credits. These factors...

Discusses forms of renewable energy that rely on the sun. For example, wind is created when solar energy heats the air, and biomass is solar energy that has been stored in plants.

Explains how photovoltaic systems work and how Texas homeowners are using them. Discusses how a homeowner can use solar energy and still be on the electricity grid system.

Luigi Galvani was a pioneer in the field of electrophysiology, the branch of science concerned with electrical phenomena in the body. His experiments with dissected frogs and electrical charges led him to suggest the existence of a...

A discovery by Hans Christian Orsted forever changed the way scientists think about electricity and magnetism. While preparing to perform an experiment during a lecture at the University of Copenhagen, he found that the magnetized needle...

A self-educated man with a brilliant mind, Michael Faraday was born in a hardscrabble neighborhood in London. Through the combination of insatiable curiosity and a powerful will to succeed, he transcended his austere beginnings to...

English scientist William Crookes was very innovative in his investigations with vacuum tubes and designed a variety of different types to be used in his experimental work. Crookes tubes are glass vacuum chambers that contain a positive...

William Thomson, known as Lord Kelvin, was one of the most eminent scientists of the nineteenth century and is best known today for inventing the international system of absolute temperature that bears his name. He made contributions to...

Read about the device used for measuring resistance in a circuit which was discovered in 1843, but had been invented a decade earlier. The inventor's name was not Wheatstone.

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

James Prescott Joule experimented with engines, electricity and heat throughout his life. Joule's findings resulted in his development of the mechanical theory of heat and Joule's law, which quantitatively describes the rate at which...