Question

2. Explain why the density of rocks increases with depth.
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Answer 1

Answer

denser with depth is because the rocks at this level contain iron and iron is denser than the materials at the upper layers of the mantle. The temperature of the mantle also increases with depth. ... The change in the speed of the waves at this depth indicated a difference in the density of the rock.

Answer 2

Answer:

as you go deeper the pressure increases. beneath the surface of the Earth due to pressure it gets stored to the point of being very dense.