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

Author Question: Describe the appearance of a rift valley that has started on land. How do these valleys form? ... (Read 52 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
Describe the appearance of a rift valley that has started on land. How do these valleys form?
 
  What will be an ideal response?

Question 2

Why does the Atlantic Ocean have the most extensive abyssal plains?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bobsmith

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

Answer: Extension creates a down-dropped valley bounded by normal faults.

Answer to Question 2

Answer: The nearest tectonic boundary is hundreds of miles from the continents as well as the fact that there are few trenches to trap continental sediment.



P68T

  • Hero Member
  • *****
  • Posts: 509

bobsmith

  • Sr. Member
  • ****
  • Posts: 316

 

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

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

For a complete list of videos, visit our video library