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Which has more mass, the inner core or the outer core?

Best Answers

The Outer Core. Here are some numbers from: Structure of the Earth The Inner Core has a radius of 1221km and an average density of about 13g/cc. This gives us an approximate mass of 3.9E22kg. read more

The Outer Core. Here are some numbers from: Structure of the Earth. The Inner Core has a radius of 1221km and an average density of about 13g/cc. This gives us an approximate mass of 3.9E22kg. The Outer Core has an outer radius of 3480km and an average density of about 11g/cc. Doing the math, the mass is approximately 1.3E24kg. read more

According to Encyclopedia Brittanica: According to Earth (planet) :: The interior, about 1/3 or 33% of the mass of Earth is contained in its core (although the core is not 100% composed of iron). Also, about 99% of its iron is in the core. read more

Encyclopedia Research

Image Answers

The inner core is a ball of solid rock, mainly metal. The ...
Source: thinglink.com

Further Research

National Geographic Society
www.nationalgeographic.org