Author Question: What is the difference between a graben and a half-graben? What will be an ideal ... (Read 60 times)

lbcchick

  • Hero Member
  • *****
  • Posts: 550
What is the difference between a graben and a half-graben?
 
  What will be an ideal response?

Question 2

Match the features of a subduction zone with the manner of formation.
 
  A) Where pyroclastic materials and sediments eroded from landmasses collect on the opposite side of the island arc from the trench
  B) Where pyroclastic materials and sediments eroded from landmasses collect between the island arc and the trench
  C) Partial melting of subducting plates create magma, which rises to the surface
  D) Where the subducting slabs of oceanic lithosphere descend into the asthenosphere
 
  1) Volcanic arc
  2) Deep-ocean trench
  3) Fore-arc region
  4) Back-arc region



fauacakatahaias

  • Sr. Member
  • ****
  • Posts: 353
Answer to Question 1

Answer: Half-grabens are bounded by one normal fault whereas grabens are bounded by two normal faults.

Answer to Question 2

Answers: 1) C 2) D 3) B 4) A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

For a complete list of videos, visit our video library