« previous next »

Author Question: Which of the following is true about quartz? A) It fractures in unpredictable patterns. B) It ... (Read 15 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?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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?

The longest a person has survived after a heart transplant is 24 years.

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.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Left: This web was woven by a 17-day-old spider, showing regular patterns. Right: This web was woven Left: This web was woven by a 17-day-old spider, showing regular patterns. Right: This web was woven
Four different spindle attachments produce four second-division segregation patterns Four different spindle attachments produce four second-division segregation patterns
Changing Patterns of Climate increased drought Changing Patterns of Climate increased drought
Heat Patterns Heat Patterns
Cloud Patterns Associated with Midlatitude Cyclone Cloud Patterns Associated with Midlatitude Cyclone
Rib Fractures Rib Fractures
Video: Dietary Cholesterol & LDL

For a complete list of videos, visit our video library