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

Author Question: The major discontinuity that occurs at a depth of 2,900 km below Earth's surface is the:a. ... (Read 93 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Jul 15, 2018

The major discontinuity that occurs at a depth of 2,900 km below Earth's surface is the:a.
   low-velocity zone.
  b. Moho.
  c. inner core-outer core transition.
  d. core-mantle boundary.
  e. none of the above



Question 2

The composition of the core is:
  a. peridotite.
  b. basalt.
  c. granite.
  d. iron.
  e. iron and nickel metal



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shoemake

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 15, 2018
Answer to Question 1

D

Answer to Question 2

E


B

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 15, 2018
TY


shoemake

  • Sr. Member
  • ****
  • Posts: 343
Reply #3 on: Jul 15, 2018
Happy to Help


« previous next »
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

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?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

The major classes of vertebrates The major classes of vertebrates
Major features of the Solar System (not to scale) Major features of the Solar System (not to scale)
Pineal Gland, Located on the Dorsal Surface of the Midbrain Pineal Gland, Located on the Dorsal Surface of the Midbrain
Major Events in the History of Psychology (5 of 6) Major Events in the History of Psychology (5 of 6)
Energy radiated by substances occurs over a wide range of wavelengths. Energy radiated by substances occurs over a wide range of wavelengths.
Earth’s Lithospheric Plates Earth’s Lithospheric Plates
Video: Immune responses Animation

For a complete list of videos, visit our video library