Grade 4 Conductors and Insulators Study Guide

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A CONDUCTOR is

a material which allows electricity to flow through it easily

An INSULATOR is

a material which does not conduct electricity easily

conductors are used in

electrical circuits

most metals are

conductors

insulators are used

to protect us against current flowing through conductors

most non-metals are

insulators

examples of insulators include

rubber, wood and plastic

examples of conductors include

copper, iron, steel and aluminum

why should you never touch anything electrical with wet hands?

electricity can be conducted through sweat (salty water) to your body, giving you an electric shock

an electrical cord has a plastic coating which is

the insulator

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