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

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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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Basic Electronics
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S. Wloe
S. Wloe
1 year ago

can you add more semi conductor’s because they are the most confusing but otherwise GREAT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ian B.
Ian B.
1 year ago

Thanks a lot! Best educational site ever! <3

Bob
Bob
1 year ago

Thank you….༼ つ ◕_◕ ༽つ

boby
boby
1 year ago

amazing helped me with homework would recommend to any one 🙂

Clare
Clare
1 year ago

Thanks helped in my homework

Jasob RF.
Jasob RF.
2 years ago

Thanks

Mike
Mike
2 years ago

Thank you so much I had a test!

Guest
Guest
2 years ago

I need more but it’s good

Rudy
Rudy
2 years ago

Helped me

Jessica
Jessica
2 years ago

Helped me im school thanks

Kartik
Kartik
2 years ago

Conductors are all the metals like aluminium ,copper etc….and insulators are the materials which can’t conduct electricity like rubber ,silk,paper

Sophia
Sophia
2 years ago

This was helpful, but how about listing not good insulators?

Anonymous
Anonymous
Reply to  Sophia
2 years ago

almost the same as a conductor

Derick E.
Derick E.
2 years ago

thank you for hep in the science fair

Natalie E.
Natalie E.
2 years ago

pretty good

Tavon D.
Tavon D.
2 years ago

awesome

Jwan
Jwan
2 years ago

This helped me so much!

Syed R.
Syed R.
3 years ago

Very helpful and helped me complete my homework!

Fehaan
Fehaan
3 years ago

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

SEB
SEB
3 years ago

LOVE the site

Thomas
Thomas
3 years ago

Really helped