Students act as engineers to apply what they know about how circuits work in electrical/motorized devices to design their own battery-operated model motor vehicles with specific paramaters. They calculate the work done by the vehicles...

[Free Registration/Login may be required to access all resource tools.] Electric power and electric energy use of appliances and how to calculate them.

Here, students can learn all about energy sources and electricity. Activities include games and calculating energy costs in their homes.

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 3 of 4 in the series titled "Electric Circuits."

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

[Free Registration/Login may be required to access all resource tools.] The definition of electric current is explained and how to calculate an electric current. Includes links to resources for learning more about electricity, i.e., a...

[Free Registration/Login may be required to access all resource tools.] Students learn about the economic importance of calculating energy consumption, and are introduced to the equations used for measuring the electricity in an electric...

[Free Registration/Login may be required to access all resource tools.] This lesson examines how moving electric charges are affected when inside a magnetic field. Students are shown how to calculate the force on a single moving electric...

This activity addresses the Energy Awareness Principle by having students calculate electricity use by state, and also determine how much land would be required to replace all sources of electricity with solar panels considering costs...

Use resistance formulas to determine the total resistances of the series and parallel parts. Then, use Ohm's Law to calculate the voltage drops across and currents through each part.

Use the series and parallel resistance formulas to determine the total resistances of the parts. Then, use Ohm's Law to calculate the voltage drops across each part.

Practice calculating potential difference, resistance, and current for a component from a circuit diagram.

In this unit students take a deeper look into charges beyond the simplified 'opposites attract." Students learn to calculate those attractive and repulsive forces and to show how invisible fields are responsible for them.

Student teams measure voltage and current in order to determine the power output of a photovoltaic (PV) panel. They vary the resistance in a simple circuit connected to the panel to demonstrate the effects on voltage, current, and power...

Students examine how the power output of a photovoltaic (PV) solar panel is affected by temperature changes. Using a 100-watt lamp and a small PV panel connected to a digital multimeter, teams vary the temperature of the panel and record...

This lab demonstrates Ohm's law as students set up simple circuits each composed of a battery, lamp and resistor. Students calculate the current flowing through the circuits they create by solving linear equations. After solving for the...

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 2 of 4 in the series titled "Electric Circuits."

This lesson will explain how to calculate voltage, current, and resistance in simple electric circuits. It is 4 of 4 in the series titled "Electric Circuits."

A series of useful calculators for converting different sources of energy from one energy unit to another. Find conversion calculators for coal, electricity, natural gas, crude oil, gasoline, and diesel fuel, along with an additional...

This calculator is a great way to estimate the carbon dioxide emissions resulting from your daily activities, such as household electricity use, food choices, and transportation.

Practice finding the equivalent resistance for parallel and series resistor configurations in this four-problem quiz.

An online JavaScript application which allows visitors to investigate the relative amount of heat being lost from their homes due to insufficient insulation. The current R-value and a hypothetical R-value can be entered and the energy...

This instructional activity discusses the result of a charge being subject to both electric and magnetic fields at the same time. It covers the Hall effect, velocity selector, and the charge to mass ratio. Given several sample problems,...

Students learn how engineers design devices that use water to generate electricity by building model water turbines and measuring the resulting current produced in a motor. Students work through the engineering design process to build...