Q269
The Gutenberg discontinuity is between ________
A.
The crust and the mantle
B.
The upper and lower mantles
C.
The outer core and the lower mantle
AnswerD.
The inner and outer cores
Answer: Option C
Solution
Answer: Option C
Solution:
Gutenberg established an accurate boundary line or discontinuity that separates and divides the lower mantle from the outer core. The lower mantle above the Gutenberg line is solid, but the outer core below the line is liquid molten.