This topic contains a solution. Click here to go to the answer

Author Question: A concentration of heat in the mantle capable of producing magma is called a ________. A) magma ... (Read 107 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
A concentration of heat in the mantle capable of producing magma is called a ________.
 
  A) magma melt
  B) plume
  C) hot spot
  D) basalt spout

Question 2

Magma tends to rise toward Earth's surface principally because ________.
 
  A) water is an abundant constituent of magma
  B) silica increases the viscosity of the magma
  C) rocks become less dense when they melt
  D) of convection in the mantle



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chreslie

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C




ahriuashd

  • Member
  • Posts: 535
Reply 2 on: Jul 14, 2018
Great answer, keep it coming :)


ryhom

  • Member
  • Posts: 366
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library