What is the density of the rocks of mantle?
A. 3-4 gm per sq cm
B. 5 gm per sq cm
C. 4-5 gm per sq cm
D. 6 gm per sq cm.
Answer:A
What is the density of the rocks of mantle?
A. 3-4 gm per sq cm B. 5 gm per sq cm C. 4-5 gm per sq cm D. 6 gm per sq cm.