Hear from deep space. Pupils learn how satellites transfer information back to Earth. They learn about three different ways to modulate radio waves and how a satellite sends information with only 0s and 1s. Using sound, class members...

Explore the science of space exploration. Pupils consider technological advances in propulsion, communication, power, navigation, and imaging. They select one of these areas and create a timeline of historical progress that contributed...

Article reports on how electric eels use bursts of electricity to control the movements of their prey. Includes a list of key vocabulary and a video.

A very detailed look at how electric cars work, including converting a normal car into an electric one, costs involved, cost of operating an electric car, maintenance, etc. Accompanied by a video and numerous photographs.

Great site explores the physics behind an electrical guitar. Outlines process for conducting an experiment on sound vibrations and provides animated GIF movies showing the first five modes of vibration.

In this tutorial the concept of electric potential difference is discussed. Electric potential is the amount of electric potential energy per unit of charge that would be possessed by a charged object if placed within an electric field...

The report provides an overview of the electricity consumption in households in 2001. End-use (lighting, appliances, heating) data is presented in written, graph and table form. Background on efficiency standards and regional factors...

Instructions for how to make an electrical thermometer. The electrical thermometer works like this - the design consists of four resistors each made from about 40 meters of very thin copper wire. The electrical resistance of wire changes...

This article discusses New England's developing hybrid power grid, a network that relies on a variety of energy resources, including fuels and alternative energy sources and technologies. The ongoing transformation to renewable energy is...

Video considers the prospects for battery-powered electric cars and asks if they can compete with gas-powered ones.

Discusses electric forces, electric fields, electric potential, and the role that electric potential plays in enabling materials to pass through a cell membrane.

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.

Overview of the key terms and skills related to electric charge, including how to calculate net charge.

This article helps students understand the concepts of electricity and circuits.

The use of electricity is explained as related to transistors and bits.

What is static electricity and what causes it?

Review the components of a circuit and their symbols such as battery, resistor, and switch. Analyze how the power of a resistor is related to the current and electric potential difference across the resistor.

Review the key terms, equations, and skills related to Ohm's law, including how electric potential difference, current, and resistance are related.

This site from the Econogics Co. provides an 1960 article from Saturday Evening Post, which touted electric cars even then. This is a long and interesting article (unfortunately no photos), which contrasts sharply with today's "future...

Read about the amazing development of plant-powered lamps that are bringing electricity to a village in remote Peru. Includes video.

Provides background information on the Edison Effect and then discusses Fleming's invention.

Learn how Alessandro Volta became a pioneer of electricity and power, and who is credited as the inventor of the electrical battery and the discoverer of methane.

Find out about the German physicist and mathematician whose work in the field of electrical current shaped the study of electricity.

Learn how Hans Christian Oersted's discoveries in electricity led him to discover electromagnetism.