Answers

2016-12-18T23:41:49+08:00
The center of the earth is the inner core/core.
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2016-12-21T19:35:22+08:00
There are 4 Layers of the Earth:

1. Crust
2. Mantle
3. Outer Core
4. Inner Core

The center of the Earth is Core ( Inner Core ) 
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