Seismic Wave Flashcards
-Thinnest layer
-Built from rock and mineral solid
Crust
What is crust made of?
Silica (Si) and Aluminium (Al)
Discontinuity between upper and lower crust
Conrad discontinuity
-Made out of molten iron and silate
-lies between core and crust
-divided in upper and lower
Mantle
-Discontinuity between crust and mantle
-asthenosphere is main source of magma
Mohorovicic (moho) discontinuity
Who made mohorovicic discontinuity
Andrija mohorovicic
Discontinuity between lower and upper mantle
Repetti discontinuity
-Composed of iron and nickel
-Innermost layer
Core
seperate from mantle and core
Guttenberg’s discontinuity
Two kinds of core
Inner core
Outer core
Who made the Guttenberg’s discontinuity
Beno Guttenberg’s
Solid state in core
Inner core
-Liquid state
-Extremely hot
-Spin faster
-Densest
Outer core
Separate between upper and lower core
Lehmann discontinuity
Who made the lehmann discontinuity
Inge lehmann
