This topic contains a solution. Click here to go to the answer

Author Question: Explain why metamorphic rocks, which require high temperature, pressure, or both to form, are ... (Read 84 times)

robinn137

  • Hero Member
  • *****
  • Posts: 544
Explain why metamorphic rocks, which require high temperature, pressure, or both to form, are commonly exposed at Earth's surface.
 
  What will be an ideal response?

Question 2

The greatest threats to groundwater supplies are
 
  A) groundwater pollution and depletion.
  B) global warming and the construction of dams.
  C) increased evaporation and increased precipitation.
  D) evapotranspiration and runoff.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

GCabra

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Rocks are metamorphosed at depth, then uplifted, and after the overburden is eroded, exposed at the surface.

Answer to Question 2

A





 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library