electric circuits

What is a current?

• A constant flow of electricity 
• A path that a current can flow along

What is a circuit?

• A constant flow of electricity 
• A path that a current can flow along

An outlet in a wall and a battery are examples of __________.

• Power source 
• Load
• Energy pathway
• ALL of them 

___________ wires keep electrons on course & protect us from the dangerous flow of electricity. 

• Insulated
• Conducted

From this picture which is the conductor and which is the insulator? 

• Conductor: yellow wire, Insulator: black wire
• Insulator: yellow wire, Conductor: black wire

A _______ controls whether an electric device is ON or OFF. 

• electrical switch
• electric circuit

If the electric circuit is CLOSED, the switch is _______. 

• ON
• OFF

If the electric circuit is OPEN, the switch is ____.

• ON
• OFF

We need a _____ circuit for the light bulb to BE ON. 

• closed
• open

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