Author Question: Why is it possible for rock avalanches to move at speeds in excess of 200 kilometers per hour? A) ... (Read 83 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
Why is it possible for rock avalanches to move at speeds in excess of 200 kilometers per hour?
 
  A) They are moving with large quantities of water.
  B) They are moving with molten material such as lava.
  C) They are moving with large quantities of air trapped and compressed beneath the debris.
  D) They are moving with large chunks of ice compressed beneath the moving material.

Question 2

Which type of motion will supply material to and maintain talus slopes?
 
  A) Flow
  B) Fall
  C) Slide
  D) Slump



connor417

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

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?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library