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Geology
N/A
30
Geology
8th Grade
03/31/2011

Additional Geology Flashcards

 


 

Cards

Term
Geology
Definition
The study of earth's surface and interior
Term
Geologist
Definition
A person who study's geology.
Term
Atmosphere
Definition
Term
Ozone
Definition
Term
Greenhouse Effect
Definition
The ability of earth's atmosphere to absorb long heat waves from earth after allowing the sun's short waves to pass through it
Term
Chlorofluorocarbons
Definition
Gases containing chlorine,fluorine, and carbon atoms that break down the ozone layer.
Term
Lithosphere
Definition
the outer solid shell of earth that extends to a depth of about 100 kilometers
Term
Mantle
Definition
the layer of rock in earth extending from the crust downward 2850 kilometers
Term
Inner Core
Definition
Term
Outer Core
Definition
Term
Crust
Definition
outer layer of earth that covers earth's mantle
Term
Hydrosphere
Definition
All waters of earth including both surface and subsurface water
Term
Erosion
Definition
Process by which earth materials are moved by natural agents like moving water, wind, and ice
Term
Rock
Definition
A group of minerals bound together
Term
Mineral
Definition
naturally occurring inorganic solid substance
Term
Element
Definition
a substance that cannot be broken down into simpler substances by ordinary chemical or physical means
Term
Color
Definition
Term
Hardness
Definition
the resistance of a mineral to scratching
Term
Mohs' Scale of Hardness
Definition
Term
Streak
Definition
the color of a mineral when powder or rubbed on a streak plate
Term
Luster
Definition
Term
Luster
Definition
the way a mineral reflects light
Term
Cleavage
Definition
The tendency of a mineral to split easily along planes parallel to crystal faces, leaving smooth, flat surfaces in one or more directions.
Term
Fracture
Definition
appearance of a mineral surface where it breaks along other than cleavage planes.
Term
Crystal
Definition
Solid substance in which the atoms or ions are arranged in an orderly pattern that repeats over and over again.
Term
Igneous Rock
Definition
rocks formed by the solidification of hot molten rock material called magma
Term
Magma
Definition
the hot liquid rock beneath Earth's surface.
Term
Lava
Definition
Molten rock that reaches Earth's surface
Term
Texture
Definition
Characteristic structure of a rock given by its size,shape,and arrangement of its mineral crystal
Term
Sedimentary Rock
Definition
Rocks formed from from sediments bound together in some way.
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