Learn how to make a working battery with salt water and how you can use it for a science experiment! Complete written instructions, including more background information about the battery's chemistry, are available on the Science Buddies website: [ Ссылка ]

A kit with the parts for this project is available here: [ Ссылка ].

0:00 introduction
0:42 getting started
2:20 buzzer
2:38 connecting the multimeter
4:14 treatment #1 (stirring)
5:08 treatment #2 (bubbles)
5:41 treatment #3 (hydrogen peroxide)
6:23 treatment #4 (hydrogen peroxide + stirring)

Science Buddies also hosts a library of instructions for over 1,500 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at [ Ссылка ] to learn more.

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