2. Insulators and Conductors
Insulators
An electrical insulator is a substance in which
electrons cannot move freely from surface to
surface.
Electricians wear safety
clothing with thick layers of
insulating material to avoid
electrocution.
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12. Insulators and Conductors
Then when we touch another conductor (like
a doorknob) we receive a shock as electrons
pass through our hand and the doorknob.
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