Methods of ChargingContents:

• Methods of charging• Friction• Conduction• Induction

• Van de Graaff generators• How it works• Stupid tricks

Insulators and Conductors

TOC

Insulators - Charge cannot moveConductors - Charge moves freely - stays on outside

Insulators GlassWoodPlastics (organics)Dry Air (10,000 V/inch)VacuumPure water

Conductors Metals - sea of electronsGraphite SemiconductorsSalt waterAny ionic solutionsIonized air

Methods of charging

TOC

Friction - greater/lesser affinityConduction - actual transfer of electrons (demo)Induction - Charge just moves around (demo)

Visa/Mastercard/Discover

Demo Electroscope:Inductive/ConductiveGroundingwith

Silk + plexfur + rubber

Charge with VdG/induce Coronal with VdGDischarge:dosimeter/matchWhy there is an attraction?Vdg and water (Why is there attraction)

Van de Graaff GeneratorHow it worksCharge stays on outsidePolished surface - coronal dischargeVdG’s Setup

30’ Domes in HangarLaboratory in domesHow to powerPigeons Stupid tricksBallMotor 1 & 2Hair