Question

Which of the following materials are good conductors? (Select all that apply)(4 points)

gold

plastic

copper

rubber
Which of the following materials is considered an insulator? (Select all that apply)(4 points)

silver

rubber

gold

wood
Which of the following are characteristics of a good conductor? (Select all that apply.)(4 points)

Allows electrons to flow easily

Resists the flow of electrons

Conducts electricity

Poor conductor of electricity
When salt is dissolved into water, it can become a better conductor of electricity.(2 points)

True

False
In which kind of material is charge most easily transferred?(4 points)

conductors

insulators

nonconductors

semiconductors

train conductors

Answer 1

1) Good conductors (select all that apply): gold, copper.

2) Insulators (select all that apply): rubber, wood.

3) Characteristics of a good conductor (select all that apply): Allows electrons to flow easily; Conducts electricity.

4) When salt is dissolved into water, it can become a better conductor of electricity: True.

5) Charge is most easily transferred in: conductors.