Author Question: How does water get from the surface to the middle of the mantle? A) Percolation via pores and ... (Read 66 times)

Caiter2013

  • Hero Member
  • *****
  • Posts: 607
How does water get from the surface to the middle of the mantle?
 
  A) Percolation via pores and fractures
  B) Subterranean streams
  C) Seawater seeping into the interior at mid-ocean rifts
  D) Subducting oceanic lithosphere

Question 2

Which layer or layers of the interior are believed to have convection cells?
 
  A) Mantle
  B) Mantle and outer core
  C) Inner core
  D) Outer core and inner core



steff9894

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

Answer: D

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

For a complete list of videos, visit our video library