Earths Interior Flashcards
Pressure
The force exerted on a surface divided by the area over which the force is exerted
Seismic waves
Vibrations that travel through Earths carrying the energy released during an earthquake
Crust
The layer of the rock that forms earths outer surface.
Basalt
A dark dense igneous rock with a fine texture found in oceanic crust.
Granite
A usually light colored igneous rock that is found in continental crust.
Mantle
The layer of hot solid material between Earths crust and core.
Lithosphere
A rigid layer made up of the mantle and the crust.
Asthenosphere
The soft layer of the mantle on which the lightosphere floats
Outer core
A layer of molten iron and nickel that surrounds the inner core
Inner core
A dense sphere of solid iron and nickel at the center of the earth.
Section 2.) convection and the mantel
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Radiation
The transfer of energy through space
Conduction
The conduction of heat within a material.
Convection
The transfer of heat by movement of a fluid
Density
The amount of mass given in a given space
