This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which factor(s) will most influence the depth of deep-ocean trenches? A) Compressive force B) ... (Read 56 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Jul 15, 2018
Which factor(s) will most influence the depth of deep-ocean trenches?
 
  A) Compressive force
  B) Rate of convection
  C) Density and composition of the mantle beneath
  D) Temperature and density of the plate

Question 2

The Cascadia subduction zone off the coast of Washington and Oregon famously lacks a well-defined deep-ocean trench. Why might this be the case?
 
  A) Compression from the convergent boundary has squeezed any potential trench closed.
  B) There is a massive amount of sediment fill from the Columbia River basin.
  C) The descending plate is warm and buoyant, so it subducts shallowly.
  D) There is a shallow angle of plate subduction, as well as large quantities of sediment infill.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fraziera112

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: D

Answer to Question 2

Answer: D


CQXA

  • Member
  • Posts: 546
Reply 2 on: Jul 15, 2018
Great answer, keep it coming :)

Perkypinki

  • Member
  • Posts: 339
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

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?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Chemoautotrophic organisms living around deep-sea hydrothermal vents. Chemoautotrophic organisms living around deep-sea hydrothermal vents.
Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source: Intradermal drug administration: (a) cross section of skin showing depth of needle insertion Source:
Effects of Deep Brain Stimulation of the Subgenual ACC Effects of Deep Brain Stimulation of the Subgenual ACC
A rubber mallet used to deliver a force to an object without harming the surface. A rubber mallet used to deliver a force to an object without harming the surface.
A forklift pushes a 100-kg crate, starting from rest, exerting a horizontal force of magnitude ... A forklift pushes a 100-kg crate, starting from rest, exerting a horizontal force of magnitude ...
Deep brain stimulation Deep brain stimulation
Video: Type of Transport - Active and Passive Processes

For a complete list of videos, visit our video library