A key would be a conductor.
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That would depend on what the key was made of. Keys made out of metals would be conductors, while contactless plastic car keys would be insulators.
insulator.
insulator
is a pen a insulator of conductor
Plastic is an electrical and thermal insulator.
an insulator. that's why it's used in building
its a conductor
insulator.
It is an insulator
A metal key would conduct electricity.
If door knob is a metal then it is conductor if not like wood then insulator.
insulator
is a pen a insulator of conductor
is water conductor or insulator
is water conductor or insulator
Plastic is an electrical and thermal insulator.
an insulator. that's why it's used in building
bowl is conductor