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

Author Question: How do deep-ocean trenches form? A) Magma from a partially melting tectonic plate makes its way ... (Read 180 times)

kfurse

  • Hero Member
  • *****
  • Posts: 590
on: Jul 16, 2018
How do deep-ocean trenches form?
 
  A) Magma from a partially melting tectonic plate makes its way through the crust.
  B) Subducting lithosphere descends into the mantle.
  C) Two tectonic plates diverge and create a rift valley.
  D) Sediments from a turbidity current settle out in a deep ocean basin.

Question 2

Volcanic islands such as the Hawaiian islands form as a result of ________.
 
  A) subduction
  B) rifting
  C) mantle plumes
  D) batholith emplacement


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jody Vaughn

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


kfurse

  • Member
  • Posts: 590
Reply 2 on: Jul 16, 2018
Excellent

ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Male dolphins form alliances with others Male dolphins form alliances with others
DNA molecules replicate to form identical chromatids DNA molecules replicate to form identical chromatids
The dorsal fin and saddle patch of a resident killer whale in the northeastern Pacific Ocean. It may The dorsal fin and saddle patch of a resident killer whale in the northeastern Pacific Ocean. It may
Covalent Bonding Can Form Compounds Covalent Bonding Can Form Compounds
Two wells are filled with different antigens and when they diffuse, they form lines that cross which ... Two wells are filled with different antigens and when they diffuse, they form lines that cross which ...
Divergent Plate Boundary Divergent Plate Boundary
Video: Embryonic development - Week 4

For a complete list of videos, visit our video library