Chapter 14 Physics A First Course Electricity

Electricity Electrical Systems 14.1 Series Circuits 14.2 Parallel Circuits 14.3 Electrical Power, AC, and DC Electricity

14A Investigation: Electric Circuits Key Question: What are the different types of circuits? *Students read text section 14.1 AFTER Investigation 14A

14A Investigation Topics Build series and parallel circuits. Measure voltage. Measure current. Examine short circuits. Use Ohm's Law to explain circuit properties.

Chapter 14.1 Objectives and Vocabulary Describe a series circuit. Calculate the resistance and current in a series circuit. Explain how the voltage changes across each resistor in a series circuit. series circuit voltage drop Kirchhoff's voltage law

Chapter 14.2 Objectives and Vocabulary parallel circuit Kirchhoff's current law short circuit Describe how current divides in a parallel circuit. Determine the voltage across and current through a branch of a parallel circuit. Explain why circuit breakers and fuses are used in homes.

14B Investigation: Electric Energy and Power Key Question: What are the different types of circuits? *Students read text section 14.3 AFTER Investigation 14B

14B Investigation Topics Build series and parallel circuits. Measure voltage. Measure current. Use capacitors Compare energy and power. Calculate power.

Chapter 14.3 Objectives and Vocabulary kilowatt kilowatt-hour direct current alternating current transformer Calculate power in a circuit. Calculate the cost of running an appliance. Distinguish between alternating and direct current.

Current, Voltage and Resistance