Back to photostream

Science fair

citrus produces electricity!

it's actually the flow of electrons from 2 different metals- zinc to copper- in the acidic liquid. the first battery in 1800 by Volta in spain was a stack of zinc and copper plates with leather soaked in lemon juice between each layer.

 

the things you learn from having kids....

754 views
1 fave
2 comments
Uploaded on April 10, 2007