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titzer
on Feb 24, 2023
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Earth’s innermost layer is a 644 kilometer wide ba...
Also note that that is only true for (being inside) a hollow shell, not for a solid sphere.
pfdietz
on Feb 25, 2023
[–]
Indeed. The acceleration due to gravity actually increases slightly with depth, reaching a peak at the surface of the core. This is because they Earth's density is not uniform.
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