Q99
The innermost layer is the core with a radius of about ________ km.
A.
500
B.
6500
C.
9500
D.
3500
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The core has, in total, a radius of 3500 km, but it is generally viewed as two distinct parts: the solid inner core, with a radius of 1220 km. the viscous outer core, with a radius of 2300 km.