A typical rate of seafloor spreading in the Atlantic Ocean is ...

[Bernana]

A typical rate of seafloor spreading in the Atlantic Ocean is ________.
 
  A) 2 meters per year
  B) 0.1 inches per year
  C) 20 feet per year
  D) 2 centimeters per year

Question 2

At a ________, an oceanic plate will be forced beneath another plate because of differences in density.
 
  A) subduction zone
  B) continental rift
  C) transform boundary
  D) collision zone

[sultana.d]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: A