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.
View the full activity on TeachEngineering: [ Ссылка ]
TeachEngineering has over 1,500 FREE lessons and activities. Visit [ Ссылка ] for more!
Music: Moose - Bensound.com
![](https://s2.save4k.ru/pic/-fvmb4lchnA/maxresdefault.jpg)