How many km is the Earth's core?

Answer 1

The Earth has a liquid core containg iron (Fe) and nickel (Ni).

Answer 2

The Earth's core is about 6,371 kilometers from the surface to its center. The outer core extends from about 2,890 km to 5,150 km below the Earth's surface, while the inner core extends from about 5,150 km to 6,371 km below the surface.

Answer 3

It tetnically has to cores the inner core and the outer core

Answer 4

There are more than an Earth's core.

• upper mantle and lower mantle - 2900 km long
• outer core and inner core - 3500 km long

Answer 5

Two, the inner core which is solid and the outer core which is molten