Electricity

Physics

Ms. Henry

School House Rock: Title 49 (Chapter 1)

Words to Know:Electrostatic (Electro + Static)

Charge

Insulator

Conductor

Words to Know, cont.:

Electroscope

Grounding

Coulomb

Grounding

Generator

Electrons

Lightninghttp://dsc.discovery.com/videos/w

onders-of-weather-lightning-phenomena.html

Getting Charged…

Pick a Station (3-4 in a group):Paper Pick UpGelatin StalagmitesRunaway Soda CanRepelled TapeSwinging “Pith” of Death

Coulomb’s LawCharge (q) Distance (r)Force (F)

Van de Graaff Problems

4.0x10-6C VDG with a 6.0x10-6C VDG at 1.5 meters apart.◦What is the electric force?

Electron (-1.6x10-19C) with a proton at 1.0x10-10m to the right.◦What is the electric force?

Add an electron at 2.5x10-6m below.

Find the net force with both charges.