Contributor: Elephango Editors. Lesson ID: 12688
"Requires two AA batteries." "Batteries not included." You may have seen those markings on toys, clocks, and other items. Why do they need batteries? Why aren't they plugged into an outlet? Find out!
The light bulbs above are connected to wires so they can light up.
Take a look all around you: so many things use electricity!
We use electricity for many, many things in our daily lives. So it can seem kind of strange when we don't have it.
But, when the electricity goes out in our house, we can still have power. That's because not everything that uses electricity has to be plugged into an outlet!
Batteries have chemicals inside them that can make electricity. They send it out, and it comes back to them in a path called a circuit.
Watch The Power of Circuits from SciShow Kids to learn more!
Let's join Dr. Z to see what else he can teach us about electricity!
Now that you know about battery power and circuits, continue on to the Got It? section to review what you learned!