Circuits Assessment

Why are electrical wires usually covered with a layer of plastic or rubber?

• To make it look pretty

• To help electricity flow along the wire

• To make it safe (insulator)

• To add more energy

Tags

NGSS.MS-ETS1-1

Why are electrical wires usually made from copper (conductor)?

• Because copper is shiny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

SEE IMAGE

What is a circuit called that has more than one path for electricity to flow through?

• conductor

• series circuit

• parallel circuit

• open circuit

Tags

NGSS.4-PS3-2

SEE IMAGE

An incomplete circuit is shown.
To complete the circuit and turn on the light, a wire should be ADDED from point _______.

• Point D to Point C
• Point B to Point C
• Point A to Point D
• Point B to Point D

Tags

NGSS.4-PS3-2

This circuit has a battery, buzzer, and switch.
If you CLOSE the switch, the buzzer will sound because ____.

• the switch doesn’t power the battery

• the buzzer is made of special plastic
• the wires are cooled by the surrounding air
• electricity can flow on a complete path around the circuit

Tags

NGSS.4-PS3-2

SEE IMAGE

What is a circuit called that only has ONE path for electricity to flow?

• series circuit

• closed circuit

• parallel circuit

• light bulb

An electrical circuit that is not complete (has spaces) is called ____.

• Series Circuit

• Open Circuit

• Circuit

• Closed Circuit

SEE IMAGE

What is the power source in this circuit?

• Bulb

• Switch

• Wire

• Battery

A material that DOES let electricity pass through it is called ...

(example copper wires)

• An electrical conductor

• An electrical insulator

• An electrical source

• An electric appliance

A complete PATHWAY made of conductors through which electric current can flow is called a ____.

(Remember the Train Tracks)

• Circuit

• Current

• Train

• Parallel