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

Author Question: Parcels of rising mantle are always ________ than adjacent rocks, and parcels of sinking upper ... (Read 37 times)

piesebel

  • Hero Member
  • *****
  • Posts: 565
Parcels of rising mantle are always ________ than adjacent rocks, and parcels of sinking upper mantle are always ________ than adjacent rocks.
 
  A) more dense; less dense
  B) heavier; lighter
  C) warmer; cooler
  D) more basaltic; less basaltic

Question 2

What happens as mantle rock rises?
 
  A) It cools and sinks again almost immediately.
  B) It cools and contracts.
  C) It expands at decreased pressure.
  D) It melts and continues to push upward.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C




piesebel

  • Member
  • Posts: 565
Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)


meganmoser117

  • Member
  • Posts: 303
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

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?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

For a complete list of videos, visit our video library