Description : Explain why plugs, sockets and switches are made of plastic.
Last Answer : Ans: They are made of plastic because plastic is an insulator and does not allow electricity to pass through it.
Description : Name three electrical conductors and three electrical insulators.
Last Answer : Ans: conductors: metals, graphite, carbon insulators: glass, rubber, wood
Description : What is an electric insulator?
Last Answer : b) An electrical insulator does not allow electricity to pass through it.
Description : What is an electrical conductor?
Last Answer : Ans: a) An electrical conductor allows electricity to pass through it.