Author Question: The High Plains aquifer A) has little importance as a freshwater resource. B) was not heavily ... (Read 75 times)

jwb375

  • Hero Member
  • *****
  • Posts: 540
The High Plains aquifer
 
  A) has little importance as a freshwater resource.
  B) was not heavily mined until the 1960s.
  C) is also known as the Garber-Wellington Aquifer.
  D) is North America's largest known aquifer system.

Question 2

Which of the following is correct of the longitudinal profile of most rivers?
 
  A) It always changes at a constant rate from the headwater region to the sea.
  B) It is convex in shape.
  C) It is concave in shape.
  D) It is gentle upstream and steep downstream.



carlsona147

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

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