A conductor is a substance in which electrons can move freely from one atom to another.

An insulator is a substance in which electrons cannot move from one atom to another.

Common Conductors and Insulators

Good ConductorsFair ConductorsGood Insulators (Non-conductors)
SilverCarbonOil
CopperHuman bodyFur
GoldMoist human skinSilk
AluminumAcid solutionsWool
MagnesiumSalt waterRubber
TungstenEarthPorcelain, glass
NickelWater vapour (in air)Plastic
MercuryWood
PlatinumPaper
ironWax
ebonite

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Jeff
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Jeff

This really helped me in my homework! THANKS!

Maria
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Maria

hey, thank you

Seth
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I know dude

Jake
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So helpful

Romila
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helped me a lot too

Caitlin
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THANK YOU, THIS HELPED ME SOOOOO MUCH!

Anonymous
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thanks..helped me alot in science home work

Cory K.
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awesome !!!!!!!

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great website

Prithish R.
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loved it

Annie
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Thank you this helped me alot

Anna
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Anna

I need more info on the insulators and conductors…help?

Natalie E.
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Natalie E.

pretty good

Tavon D.
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Tavon D.

awesome

Jwan
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Jwan

This helped me so much!

Syed R.
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Syed R.

Very helpful and helped me complete my homework!

Fehaan
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Fehaan

helped me with my math home work but make list longer I still have to fill in more insulators and conductors

SEB
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SEB

LOVE the site

Ricky V.
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Ricky V.

THIS WAS A GREAT HELP

Enrico
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Yahh thanks

Mirrl
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Mirrl

Hey this is great

Hubble
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Hubble

thanks really helped

Kevin B.
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Kevin B.

thanks