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

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THANK YOU, THIS HELPED ME SOOOOO MUCH!

Jake
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So helpful

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helped me a lot too

Anonymous
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Anonymous

thanks..helped me alot in science home work

Mirrl
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Mirrl

Hey this is great

Anna
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Anna

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

Cory K.
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Cory K.

awesome !!!!!!!

Prithish R.
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loved it

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Natalie E.
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pretty good

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awesome

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This helped me so much!

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Syed R.

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Leslie
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Leslie

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Kabi
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Helped me in science

bob
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ok buddy

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Shaista khan

Thank You

Muskaan
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Muskaan

very helpful in homework. Thank you

Maheen Ali
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Maheen Ali

Good