Taking Apart Electrical Appliances
Students discover that electrical appliances are made up of individual components that work together. They, with partners, demonstrate to others how their piece of equipment or appliance works by taking it apart and examining the parts.
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Get Connected with Ohm's Law
Ideal for your electricity unit, especially with middle schoolers, this lesson gets engineers using multimeters in electrical circuits to explore the relationships among voltage, current, and resistance. Older learners may even plot data...
5th - 12th Science CCSS: Designed
Solar Electricity ~ The Colour Sensitivity of a Photovoltaic Cell
Teacher's notes, a materials list, detailed procedure, tips, and extension ideas are all included to make teaching this lesson on photovoltaic cells a sunny spot in your day! After some brief background reading, physical science...
7th - 10th Science
What is Inside a Hair Dryer? (1 of 2)
Discover the safety features in a hair dryer's plug. In the first of two videos on hair dryers, viewers watch as the plug for a hair dryer is taken apart. The video explains how a ground fault interrupt circuit in the plug works.
6 mins 7th - Higher Ed Technology & Engineering
Electricity - How it Works and How We Measure and Pay For It
Students investigate energy consumption by researching wattage. For this electricity lesson, students discuss how electricity works and gets transferred to our electronic devices through generators and circuits. Students examine their...
6th - 12th Math
Efficiency of a Water Heating System
Tired of waiting for hot water? Groups of three determine the efficiency of an electric water-heating device. They calculate the amount of energy it takes to heat the water and the theoretical amount of energy required to heat the water....
9th - 12th Science CCSS: Designed