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

Author Question: The world's desert regions _____. a. have always had arid climates b. are 99 percent covered by ... (Read 97 times)

a0266361136

  • Hero Member
  • *****
  • Posts: 538
The world's desert regions _____.
 a. have always had arid climates
 b. are 99 percent covered by active sand dunes
  c. are fragile environments
 d. have no vegetation
 e. have no topographic relief

Question 2

Wind-blown dust-sized particles of silt and clay can settle out to form thick blankets of sediment called _____ that may cover or bury the existing topography over widespread areas.
 a. barchans
 b. seif
 c. deflation hollows
  d. loess
 e. clay pan



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

djpooyouma

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

c

Answer to Question 2

d





 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

For a complete list of videos, visit our video library