Eat up a resource on using food to power electrical devices. Future engineers first experiment with different fruits and vegetables to determine the amount of electrical energy they provide. Based on the data, they design and create an...

Be efficient in learning about efficiency. A fun hands-on activity has pupils calculate the efficiency of cell phone chargers by measuring the power in and power out. They also learn how to read and use circuit diagrams.

The power to learn about AC and DC power lies within everyone. The fifth of seven installments in the Off the Grid unit continues the investigation of the efficiency of a USB charger. Individuals use an inverter that converts DC power to...

What a bright idea! Working in groups, scholars design a solar phone charger by applying concepts from the unit. They use solar modules and buck and boost converters in their creations, which must be able to charge a phone after...

Students explore tesla coil through various experiments. In this physics lesson, students build their own tesla coils based on a given procedure. They discuss its real world applications.

In this physics worksheet, students set up a wind turbine kit to identify what happens when it is assembled. They describe how energy is transferred within the circuit created and how many blades give the highest voltage.

In this integers worksheet, 9th graders solve 16 different types of problems that include writing an integer to represent statements, arranging integers from least to greatest, and using integers to write mathematical expressions. They...

In this static electricity worksheet, students complete nine questions about electron charges, coulombs, potential energy, voltage and the Van de Graaf generator.

In this conductors and insulators worksheet, learners answer 11 questions about electrical resistance, conductance, gauge scale, and breakdown voltage.

The U.S. produced enough wind energy in 2015 to power all of the homes in Alaska, California, Delaware, the District of Columbia, Hawaii, Idaho, Maine, Montana, Nebraska, New Hampshire, North Dakota, Rhode Island, South Dakota, and...

Students use the CBL and voltage probe to observe electricity. In this algebra lesson, students use the TI calculator with the CBL to explore Ohm's Law. They discuss exponential equations and how it relates to Ohm's Law.

In this voltmeter worksheet, students design and mathematically analyze a circuit they design. They also answer 17 questions about voltmeters, the voltage in given schematics, and the resistance in voltmeters.

Students examine why electricity is distributed at high voltage and the functions of transformers.  In this electromagnetism lesson students study at what frequency electricity is distributed. 

Students identify the relationship between batteries, circuits and voltage. In this physics lesson, students investigate the way batteries are put into different apparatus. They discuss why different machinery need different voltage of...

Learners experiment with a Leyden Jar, a device that stores electrical charges. A large voltage can be built up in this jar by adding more and more charge. The modern name for this device is a capacitor.

Students explore Ohm's Law. Following given instructions, students build a physical model of a conductor. They observe a relationship between the current, voltage and resistance in a conductor. After experiments, students explain the...

Students describe how electric charges exert forces on each other as well as compare the strengths of electric and gravitational forces. They distinguish between conductors and insulators. In addition, students examine voltage and...

Students create a 3D vector field map of an electric field. In this physics instructional activity, students measure the voltage inside an aquarium with water. They present their findings and map to class..

Twelfth graders cite real life applications of Kirchhoff's rules. For this physics lesson, 12th graders calculate current, power and voltage using Kirchhoff and Ohm's laws. They explain the different components and uses of...

Students investigate the way an electrical circuit works. In this physics lesson, students use voltmeters and ammeters to measure voltage. They construct a circuit using provided circuit kits.

Students explore the properties of electricity. This lab shows students the need for a circuit in order to have a flow of electricity. It demonstrates Ohm's law, which relates voltage, current, and resistance.

In this electrochemistry worksheet, students determine the voltage of a cell based on the reduction potentials. Students write a condensed cell diagram and the oxidation half reaction for the cell. This worksheet has 30 problems to solve.

In this circuits worksheet, students are given 15 different scenarios to troubleshoot using the scientific method. Topics include electrical lights, "network" power cabling, gas pipelines and stereo systems.

You can eat a solar cell? A unit on solar energy begins with a discussion about organic solar cells, followed by directions on how to build your own. After following the teacher's directions to build an anthocyanin...