Author Question: Turn to Figure 3.9a in your textbook. What is the name for the pictured metamorphic rock? What ... (Read 80 times)

vicotolentino

  • Hero Member
  • *****
  • Posts: 552
Turn to Figure 3.9a in your textbook. What is the name for the pictured metamorphic rock?
 
  What will be an ideal response?

Question 2

Agricultural fields that must constantly be irrigated to sustain a crop especially in semi-arid regions like the American southwest will eventually
 
  A) produce sinkholes.
  B) lose most of their minerals and salts.
  C) accumulate toxic levels of salts from evaporation.
  D) produce soils that will not hold water, leading to desertification.



chreslie

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

Gneiss or migmatite.

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

For a complete list of videos, visit our video library