What are the main sources of information regarding the interior of earth .How earthquake waves help us in knowing about the interior of the earth?
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the information regarding interior is obtained from direct and indirect sources
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- The knowledge about interior of the earth is obtained through direct sources and indirect sources. Direct sources include rock materials from mining areas and molten magma from volcanic eruptions. Besides, scientists are working on “Deep Ocean drilling Project” and “Integrated Ocean Drilling Project”
- Seismic waves can tell us a lot about the internal structure of the Earth because these waves travel at different speeds in different materials. ... Scientists are able to learn about Earth's internal structure by measuring the arrival of seismic waves at stations around the world.
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