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6. Which is the best conductor of electricity?
A. aluminum B.gold
C. copper
D. silver

7. Our body is also a good conductor of electricity because of the presence of
A blood
B. hair
C. water
D. skin

8. Why is electrical wiring usually covered with a layer of plastic?
A. To make it look pretty.
B. To help electricity flow along the wire.
C. To make it safe.
D. To make it strong​


Sagot :

Answer:

6.A aluminum

7.A blood

8.B to help electricity flow along the wire.

Explanation:

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