Chapter 2 Lesson 2

A ______________ circuit is a circuit with one path for an electric current.

• series curcuit

• parallel circuit

• voltage circuit

A________________ circuit is an electric circuit with multiple paths for an electric current.

• series circuit

• parallel circuit

• voltage circuit

_________________ is the amount of energy used to move one coulomb of electrons through a circuit?

• voltage

• resistance

• electricity

Batteries, generators, and solar cells are examples of ______________.

• energy sources

• energy conduction

• energy transformation

A complete, unbroken path that charges can flow through is called an __________________.

• conductor
• electric circuit
• electric current
• insulator

Which of these is a closed circuit?

• 
• 
• 

All wires used in electric circuits should be covered with:

• a colored material.

• a conducting material.

• an insulating material.

• none of these.

For electricity to flow, what do you need?

• only a battery

• only a battery and a light bulb

• a battery, light bulb and wire in a simple circuit

• only a light bulb

What part of a circuit is this object?

• energy source

• energy receiver

• electrical conductor

• switch

Why electrical wiring usually are covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe

• To add more energy

Tags

NGSS.4-PS3-2