Question
Metal and _____________________ are considered conductors.
a
air
b
rubber
c
water
d
silk
a
air
b
rubber
c
water
d
silk
Answers
Bot
a. air, b. rubber, c. water, and d. silk are all insulators and are not considered conductors. The missing word to complete the sentence is "copper" or another metal. Metal and copper are considered conductors.