Electrical Energy

A complete electrical circuit or path through which electricity or current can pass or flow

• open circuit
• circuit
• closed circuit
• current

A material that allows electricity to pass through it easily. 

• insulator
• switch
• conductor
• lightning 

Which material would make the best conductor?

• paper
• copper
• glass
• wood

Tags

NGSS.MS-PS2-3

When plugged in, these lights will either be all on or all off.  Why?

• the bulbs will wear out all at once
• the electric current flows separately to each color bulb
• the electric current flows from one light bulb to the next
• the electric current flows cannot flow very easily through the bulbs

What three things can't conduct electricity?

• rubber,wood,gold
• fabric,wood,rubber
• cold glass, wood, deer
• coffe,tin,book

A device for opening or closing the flow in a circuit is _______.

• an insulator
• a battery charger
• a switch

In a _____ circuit, the electricity flows.

• open
• closed

What is missing in this circuit to complete the flow of electricity?

• battery

• wire

• light bulb

• nothing

Tags

NGSS.4-PS3-2

wood is a/n _____ for electrical energy?

• conductor

• insulator

Which of these uses and transforms electrical energy?

• a bicycle

• a blender

• a match

• the sun