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W. G.Chapter 2 Sec 3

World Geography

Vocabulary WordsDefinitions
Folds When 2 plates meet each other,they can cause folding & cracking of the rock
Faults The fracture in the earth's crust
Epicenter The point directly above the focus on the earth's surface
Erosion Occurs when weathered material is moved by the action of wind,water,ice or gravity
Water Erosion Water picks up loose particles & moves them down stream
Wind Erosion Similar to water except wind picks up the loose particles
Glaciers A large,long-lasting mass of ice that moves because of gravity
Glaciation Is the changing of landforms by slowly moving glaciers
Moraine Rocks left behind may form a ridge or hill
Ricter Scale Use info collected by seismographs to determine the relative strength of an earthquake
Drainage Basin An area drained by a major river and its tributaries
Aquifers An underground layer of rock that stores water
Continental Shelf The earth's surface from the edge of a continent to the deep part of the ocean
Ring Of Fire A zone around the rim of the Pacific Ocean, is the location of the vast active volcanoes
Subduction A geological process in which 1 edge of a crustal plate is forced sideways and downward into the mantle below another plate
Pangea The super continent
Magma Molten rock that forms in the mantle
Sediment Weathering processes create smaller and smaller pieces of rock
Humus Organic material in the soil decomposes
Created by: AshPanda97