A cross section of Earth reveals a layered structure that has different thicknesses and densities. How do geologists know this

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asked Feb 3, 2023 177k views

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A cross section of Earth reveals a layered structure that has different thicknesses and densities. How do geologists know this

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NeilA asked

by NeilA

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From observing the transit times through Earth of waves generated by earthquakes

Erdem Akkas answered Feb 9, 2023

by Erdem Akkas

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