Can potatoes make electricity?

Dídac Baraza and Albert Roca

MATERIALS:

-Potato

-Copper electrode

-Zinc electrode

-Red alligator clip

-Black alligator clip

-Long LED lead

-----------------------}Or buzzer

-Short LED lead

Big image

HYPOTHESIS:

Potato juice contains many water soluble chemicals that may cause a chemical reaction with one or both of our electrodes. So we may get some electricity from that.