Currents from the kitchen

Purpose: discover the fruit that have the greater electric charge;

Hypothesis: when we do it, the best fruit will be the banana;

Materials:3 different types of fruits, Voltmeter, 2 wires, 2 different metals [Copper/zine] and a knife;

Procedure:

.Cut the piece of fruit;

.Put in two pieces of metal;

.Attach to the voltmeter;

.Record the results;

.Compare results from several pieces of fruits.