Question

Classify the following substance into conductors and insulators.
aluminum
mercury
copper
iron, air ,plastic, cotton wool,rubber, cork, salt solution

Answer 1

Explanation:

Conductor : iron,salt , mercury , copper

Answer 2

Answer:

aluminum, mercury and copper, iron are conductors.

air, plastic, cotton, wool, rubber, cork, salt solution are insulators

Explaination:

the things which are usually metals are conductors so for example which i have classified for you are conductors

the rest are insulators for example plastic because it has no metal bonds in it, it is plastic

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