Physical%20Science%20Chapter%207%20(New%20Book).pptPhysics II : Lecture 5 NotesOBJECTIVES After studying the material of this chapter, the student should be able ... there are a few free electrons and the material is a poor conductor of electricity.http://www.learnaboutenergy.org/rods_home/Classnotes/p2notes/15ElectricForcesFields.pptPowerPoint Presentation - Lecture 1 Electric ChargePHYSICS 632 S