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Module 6

STUDY
PLAY
Catastrophism
the concept that earth was shaped by catastrophic events of a short-term nature
Uniformitarianism
principle that Earth's processes occurring today are similar to those that occurred in the past
Humus
Decayed remains of once living creatures
Minerals
inorganic crystalline substances found naturally in the earth
Weathering
the process that crumbles, cracks, and breaks rocks slow change by wind and water
Erosion
The process by which wind, water, ice, or gravity transports soil and sediment from one location to another
Unconformity
where there is gap in the rock layers
Igneous
rock formed from cooled magma or lava
Metamorphic
A type of rock formed from either sediments or igneous rocks