A nail is a very poor but srong so middle conductor
Conductor.
A conductor
a nail is a conductor of electricity
yes
Like all metals, iron is a conductor.
Copper is a good electrical and thermal conductor.
yes
Anything made out of metal is likely to be a good conductor.
iron nail
it would be a conductor, as most metal conducts electricity.
Copper is a very good conductor for heat and electricity.
It entirely depends upon what metal, or more likely metal compound, the nail is made out of. However, as with anything made of metal, you can be fairly sure it will be a good conductor of electricity no matter what it's made from.
Yes. But, compared to what? Better than lead but not as good as silver.