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2 votes
Which of these materials is an example of an insulator? A. copper B. aluminium C. rubber D. gold im not sure if its rubber

2 Answers

1 vote
C Rubber. Wires have a rubber out coating. 
User Alittleboy
by
8.1k points
5 votes
It is rubber. Trust your instinct! C.
User Kulikov
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8.2k points