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Rocks, Rocks, Rocks

Rock chapter vocabulary.

AB
basalticigneous rock formed from magma rich in magnesium and iron
cementationnatural bonding process caused by water moving thru rock and soil
elementsubstance that is made of only one type of atom
extrusivefine-grained igneous rock formed at Earth's surface
foliatedmetamorphic rock with grains lined up in parallel lines
graniticsilica-rich igneous rock less dense than basaltic
intrusiveigneous rock with large crystals
lavamolten rock that flows from volcanoes
metamorphic rockheat + pressure act on rock to change its form or composition
mineralinorganic solid that has a definite chemical composition
nonfoliatedmetamorphic rock whose mineral grains do not form layers
pressureamount of force exerted per unit of area
rockmixture of one or more minerals
rock cyclehow rocks slowly change from one form to another through time
sedimentsloose materials like fragments, grains and remains moved by wind, water, ice, gravity
weatheringmechanical or chemical surface process that breaks rock


Teacher
VA

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