Question

What is the best insulator?
A) copper
B) aluminum
C) a soda can
D) a staple
E) rubber

Answer 1

Answer:

E

Explanation:

All others conduct electricity and heat.

Answer 2

Answer:

E.Rubber

Explanation:

Rubber is the best insulator, they have them coated around electricity wires, while metals are good conductors.

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