The Earth's core is made up of very heavy material mostly constituted by:
A. Iron and Aluminum
B. Aluminum and Nickel
C. Nickel and Iron
D. Nickel and Lead
Answer: Option C
Solution (By Examveda Team)
The solid, inner core of iron has a radius of about 760 miles (about 1,220 km), according to NASA. It is surrounded by a liquid, outer core composed of a nickel-iron alloy.This Question Belongs to Geography >> Indian Geography
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