« previous next »

Author Question: Which of the following is true about quartz? A) It fractures in unpredictable patterns. B) It ... (Read 9 times)

audie

  • Hero Member
  • *****
  • Posts: 532
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

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
True Forget-Me-Not True Forget-Me-Not
Typology of 11 functional health patterns Typology of 11 functional health patterns
Three patterns of axonal regeneration in mammalian peripheral nerves. Three patterns of axonal regeneration in mammalian peripheral nerves.
Flow Patterns and Large-Scale Weather Flow Patterns and Large-Scale Weather
Analysis of yeast transcription patterns using microarrays Analysis of yeast transcription patterns using microarrays
Video: Properties of macromolecules (Explained with No Audio)

For a complete list of videos, visit our video library