Author Question: Explain the processes occurring in the figure above that are generating magma. At what kind of ... (Read 101 times)

james9437

  • Hero Member
  • *****
  • Posts: 568
Explain the processes occurring in the figure above that are generating magma. At what kind of tectonic boundary are such processes common?
 
  What will be an ideal response?

Question 2

Slow cooling produces ________ crystals, whereas fast cooling produces ________ crystals.
 
  Fill in the blank with correct word.



Moriaki

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

Answer: As rifting occurs at the divergent boundary, pressure is decreased at that point on the mantle. Decompression melting generates magma.

Answer to Question 2

Answer: large; small



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

For a complete list of videos, visit our video library