Potato Power

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Description

From TeachEngineering - Students use potatoes to light an LED clock (or light bulb) as they learn how a battery works in a simple circuit and how chemical energy changes to electrical energy. As they learn more about electrical energy, they better understand the concepts of voltage, current and resistance.

Performance Expectations

4-PS3-2   Make observations to provide evidence that energy can be transferred from place to place by sound, light, heat, and electric currents.