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

Author Question: The main idea of seafloor spreading is that A) lithosphere floats on the asthenosphere. B) new ... (Read 96 times)

cabate

  • Hero Member
  • *****
  • Posts: 537
The main idea of seafloor spreading is that
 
  A) lithosphere floats on the asthenosphere.
  B) new crust forms at a spreading center and old crust is recycled at a subduction zone.
  C) new crust is magnetized according to the existing magnetic field.
  D) the seafloor never stops growing.

Question 2

What kind of plate boundary separates the South American Plate from the African Plate?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

duy1981999

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

Answer: B

Answer to Question 2

Answer: A divergent boundary. The Mid-Atlantic Ridge, a spreading center in the Atlantic Ocean, separates the two continents.



cabate

  • Hero Member
  • *****
  • Posts: 537
Both answers were spot on, thank you once again




 

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

For a complete list of videos, visit our video library