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Author Question: Which of the following is true about quartz? A) It fractures in unpredictable patterns. B) It ... (Read 28 times)

audie

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on: Jul 16, 2018
Which of the following is true about quartz?
 
  A) It fractures in unpredictable patterns.
  B) It forms eight-sided crystals.
  C) It has two directions of cleavage.
  D) It has three directions of cleavage.

Question 2

What is the unit of increase on the Mohs Relative Hardness Scale?
 
  A) An increase of one unit indicates the rock is twice as hard as the one before.
  B) An increase of one unit indicates the rock is seven times as hard as the one before.
  C) An increase of one unit indicates the rock is ten times as hard as the one before.
  D) The scale is variable.


jaaaaaaa

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Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


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