Battery Model

Purpose

Simple model of a battery using a human as the source of energy.
 

Equipment

Two triangular tracks with mounting supports, four ball bearings, stabilizing brick.

 

Setup Time

5 min.
 

    Images

    k5-11

    Description

    The instructor acts as a "battery," raising the potential of the ball bearing "electrons." The electrical potential is expended as the ball bearings flow down to a point of lower potential energy, whereupon the instructor (battery) raises them again to repeat the process.