[Answered] Optical fibers are made from hair-thin threads of A) marble. B) glass. C) asbestos. D) ...

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Author Question: Optical fibers are made from hair-thin threads of A) marble. B) glass. C) asbestos. D) ... (Read 34 times)

bclement10

Hero Member
Posts: 560

on: Aug 27, 2018

Optical fibers are made from hair-thin threads of

A) marble.
B) glass.
C) asbestos.
D) ceramics.

Question 2

The two major components in cement are

A) clay and limestone.
B) sand and limestone.
C) calcium carbonate and limestone.
D) quartz and limestone.

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johnpizzaz

Sr. Member
Posts: 345

Reply #1 on: Aug 27, 2018

Answer to Question 1

B

Answer to Question 2

A

bclement10

Member
Posts: 560

Reply 2 on: Aug 27, 2018

YES! Correct, THANKS for helping me on my review

anyusername12131

Member
Posts: 327

Reply 3 on: Yesterday

Excellent

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