Which statement below is true about oceanic crust in comparison ...

[EAugust]

Which statement below is true about oceanic crust in comparison to continental crust?
  a. Oceanic crust is thinner and heavier (higher specific gravity).
  b. Oceanic crust is thicker and heavier (higher specific gravity).
  c. Oceanic crust is thinner and lighter (lower specific gravity).
  d. Oceanic crust is thicker and lighter (lower specific gravity).
  e. Oceanic crust is heavier and has about the same thickness

Question 2

What does a Benioff-Wadati zone refer to?
  a. an area of extensional stress
  b. a subduction zone
  c. a transform plate boundary
  d. an area of high heat flow
  e. an area lacking deep earthquakes

[popopong]

Answer to Question 1

A

Answer to Question 2

B

[EAugust]

Gracias!

[mohan]

Thanks for the timely response, appreciate it