Author Question: Most of Earth's seismic activity, volcanism, and mountain building occur along A) convergent ... (Read 115 times)

cartlidgeashley

  • Hero Member
  • *****
  • Posts: 572
Most of Earth's seismic activity, volcanism, and mountain building occur along
 
  A) convergent boundaries.
  B) divergent boundaries.
  C) plate boundaries.
  D) transform fault boundaries.

Question 2

The theory of plate tectonics states that
 
  A) the lithosphere is broken up into several plates that move about as a result of convective motion in the asthenosphere.
  B) earthquakes and volcanic activity result from convection motion in the lithosphere.
  C) buoyant lithospheric plates float on top of the rigid asthenosphere.
  D) the plates move in conveyor-belt fashion as new crust is generated at the continental margins and destroyed at the mid-ocean ridges.



meryzewe

  • Sr. Member
  • ****
  • Posts: 346
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

cartlidgeashley

  • Hero Member
  • *****
  • Posts: 572
Both answers were spot on, thank you once again



meryzewe

  • Sr. Member
  • ****
  • Posts: 346

 

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

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.

For a complete list of videos, visit our video library