English

Quiz "Layers of the earth's crust"

Layers of the earth's crust

the boundary between the earth's crust and mantle, across which there is a sudden change in the velocity of seismic waves

Layers of the earth's crust

the silicon-rich and magnesium-rich rocks of the earth's oceanic crust, the most abundant individual rock being basalt

Layers of the earth's crust

a thin semifluid layer of the earth (100–200 km thick), below the outer rigid lithosphere, forming part of the mantle and thought to be able to flow vertically and horizontally, enabling sections of lithosphere to subside, rise, and undergo lateral movement

Layers of the earth's crust

the silicon-rich and aluminium-rich rocks of the earth's continental upper crust, the most abundant individual rock being granite

Layers of the earth's crust

a part of the earth's crust formed of hard igneous or metamorphic rock that lies beneath the cover of soft sedimentary rock, sediment, and soil
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