Question

Select conductors and insulators from the following:
Glass, silver, copper, wood, paper, pure water, impure water, aluminum, iron, leather, plastic, steel, human body and ebonite.

Answer 1

Conductors are the substances that allow electricity to flow through them. Examples: Silver, copper, impure water, aluminum, iron, steel, human body.
Insulators are the substances which do not allow electricity to pass through them. Examples: Glass, wood, paper, pure water, leather, plastic and ebonite.