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Earth Science
15 cards·by dbingham
Seismic Waves
vibrations that travel through earth carrying the energy released during an earthquake.
Pressure
The force exerted on a surface divided by the area over force that is exerted
Basalt
A dark, dense igneous rock with a fine texture found in oceanic crust
Crust
The layer of rock that forms earth’s outer surface
Granite
A usually light igneous rock that is found continental crust
Mantle
A layer of hot solid material between earth’s crust and core
Lithosphere
A rigid layer made up of the upper most part of the mantle and the crust
Asthenosphere
The soft layer of the mantle on which the lithosphere floats
Outer Core
A layer of molten iron and nickel that surrounds the inner core of earth
Inner Core
A dense sphere of solid iron and nickel at the center of earth
Radiation
The transfer of energy through space
Conduction
The transfer of heat within a material or between materials that are touching
Convection
The transfer of heat by movement of a fluid
Density
The amount of mass in a given space; mass per unit volume
Convection Current
The movement of a fluid caused by differences in temperature that transfers heat from one part
of the fluid to another