earth science vocab rocks

15 cards·by joshua

formed when hot, liquid rock cools and becomes hard

igneous

a type of igneous rock

coarse grained

a type of igneous rock

fine grained

rocks made out of layers

sedimentary

sandstone and shale, that are formed from mechanical weathering debris

clastic

rock salt is a type of sedimentary rock that is formed by a chemical process

chemical

examples coal and limestone formed from plants and animal debris

organic sedimentary

They formed from other rocks that are changed because of heat or pressure.

metamorphic rock

special characteristics that metamorphic rocks have

foliated

loose pieces of debris

sediment

molten rock or melted moving rock

magma

rocks gradually wearing away

weathering

is the movement of the broken pieces away from the site of weathering.

erosion

the weight or force that is produced when something presses or pushes against something else

pressure

The crystals form a sort of glue that sticks or cements the pieces of rock together.

cementation