VII illictiiulrityr 3: Electric Potential Demonstration Showing potential energy differences for the earth's gravitational eld shown Visually. Showing electrieal potential {energy} difference is hard show and understand. Use the gravity analogy to establish the electrical potential difference c _ {a} Drop an object (ex: baseball] from rest from 20 c " L a pie tin on spacers. lDIE-serve. IF]?- {1)} Reposition the pie tin and spacers to a different