« previous next »

Author Question: Which of the following is true about quartz? A) It fractures in unpredictable patterns. B) It ... (Read 54 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?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Common bone fractures. Common bone fractures.
The Major Cleavage Patterns of Animal Embryos The Major Cleavage Patterns of Animal Embryos
Quartz: the Silicon-Oxygen Mineral, SiO2 Quartz: the Silicon-Oxygen Mineral, SiO2
Mid-Winter Patterns Mid-Winter Patterns
Changing Patterns of Climate Changing Patterns of Climate
Video: Facilitated Diffusion - Glucose transport

For a complete list of videos, visit our video library