Turn to Figure 3.9a in your textbook. What is the name for the ...

[vicotolentino]

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]

Answer to Question 1

Gneiss or migmatite.

Answer to Question 2

C