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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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A cross section of Earth reveals a layered structure that has different thicknesses and densities. How do geologists know this
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Feb 3, 2023
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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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From observing the transit times through Earth of waves generated by earthquakes
Erdem Akkas
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Feb 9, 2023
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Erdem Akkas
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