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> latest research supports a theory that our blue planet holds an iron ball in the middle Uh, I thought my 6th grade teacher taught me this? What exactly is th
by dheera 4y ago
> latest research supports a theory that our blue planet holds an iron ball in the middle
Uh, I thought my 6th grade teacher taught me this? What exactly is the "discovery"?
- Sharlin 4y agoYeah, it's a very poorly written article. The actual discovery seems to be that the solid inner core is divided into "outer" and "innermost" inner core, both of which solid iron-nickel but with somewhat different properties and a gradual transition between the layers.