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sceince words 2
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Computer Science
8th Grade
09/08/2008

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Term
crystal
Definition
a clear, transparent mineral or glass resembling ice.
Term
element
Definition
a component or constituent of a whole or one of the parts into which a whole may be resolved by analysis
Term
mineral
Definition
any of a class of substances occurring in nature, usually comprising inorganic substances
Term
evaporation
Definition
the state of being evaporated.
Term
streak
Definition
an elongated, narrow, superficial lesion on stems or leaf veins, becoming brown and necrotic.
Term
luster
Definition
the state or quality of shining by reflecting light; glitter, sparkle, sheen, or gloss
Term
cleavage
Definition
the tendency of crystals, certain minerals, rocks, etc., to break in preferred directions so as to yield more or less smooth surfaces
Term
fracture
Definition
the characteristic appearance of a broken surface, as of a mineral
Term
density
Definition
the quantity of electricity per unit of volume at a point in space, or the quantity per unit of area at a point on a surface.
Term
hardness
Definition
the state or quality of being hard
Term
ore
Definition
a metal-bearing mineral or rock, or a native metal, that can be mined at a profit.
Term
lava
Definition
the molten, fluid rock that issues from a volcano or volcanic vent
Term
magma
Definition
molten material beneath or within the earth's crust, from which igneous rock is formed.
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