Chapter 12Chapter 12Lesson 4: Lesson 4: ElectricityElectricity

I. I. What are the What are the two types of two types of electricity?electricity?

a.a. Static Static electricityelectricity

b.b. Current Current electricityelectricity

II. What is static electricity?II. What is static electricity?

a.a. Electricity produced when Electricity produced when electrons are rubbed off electrons are rubbed off one object and collect on one object and collect on another (friction)another (friction)

III. III. What are three examples What are three examples of static of static electricity?electricity?a.a. Rubbing feet on a carpet – Rubbing feet on a carpet –

electrical dischargeelectrical dischargeb.b. Hair rising with your Hair rising with your

sweatersweaterc.c. LightningLightning

IV.IV. What is current What is current electricity?electricity?

a.a. Negative charges Negative charges that move along a that move along a path or wirepath or wire

V. How is current electricity different from V. How is current electricity different from static electricity?static electricity?

a. a. Current electricityCurrent electricity travels in a path travels in a path made by a wiremade by a wireb. b. Static ElectricityStatic Electricity doesn’t travel in a doesn’t travel in a path or wirepath or wire

VI. What are the four parts of an VI. What are the four parts of an electric circuit?electric circuit?

a.a. Source of electricity (battery)Source of electricity (battery)

b.b. Path (wire)Path (wire)

c.c. SwitchSwitch

d.d. User of electricity (bulb)User of electricity (bulb)VII.What are the two types

of circuits?

a. Parallel circuit- electricity flows through more than one path

b. Series circuit – electricity flows in one path

Electrical Circuit Game

VIII. What is a complete VIII. What is a complete circuit?circuit?

a.a. Circuit whose path is Circuit whose path is closedclosed

IX. What is an incomplete IX. What is an incomplete circuit?circuit?

a.a. Circuit whose path is openCircuit whose path is open