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WGeo1

Chapter 1 vocabulary

TitleDefinition
Geography The study of the earths surface and the processes that shape it.
GIS A geographic information system that uses computer systems to collect and analyze data about the worlds surface to solve geographic problems
Absolute location The position on earth where sosme thing can be found
Hemisphere a half of the earth.
Relative location The position of a place in relation to another place
character of aplace THe physical and human characteristics that distinguish a place
percepetation The view point of a person based on their experiances
Formal Region A group of places that have similar attributes
functional region A group of places connected by movement.
Perceptual region A group of places defined by a persons feelings.
core The earths center consisting of very hot metal that is dense and solid in the inner core and molten, or liquid in the outter core.
mantle A layer of mostly solid rock beneath the earth's that surrounds the core
crust The solid rocky surface layer of the earth.
lithosphere The surface of the earth including soil rock and landforms.
atmosphere The layer of gases, water vapor, and other substances above the earth.
hydrosphere the water contained in oceans, lakes, rivers, and underground lakes.
biosphere the world of plants, animals, and other living creatures in the earths lands and waters.
continent Any of the seven large landmasses of the earth's surface: Africa, Antarctica, asia, australia, Europe, North America, and South AMerica
relief The differences in heights of a land form in an perticular area
plate tectonics The idea that there are plates that are moving due to convection current in the mantle.
continental drift theory The idea that continents slowly shift their positions due to the movement of the tectonic plates on which they ride.
Ring of Fire A ring of volcanic mountains surrounding the Pacific Ocean.
weathering The chemical, or mechanical process by witch rock is slowly broken down eventually becoming soil.
mechanical weathering The actual breaking up or physical eakening of rock by forces such as ice, or roots.
chemical weathering The process by which the actual chemical structure of the rock is changed, usually when water and co2 cause a breakdown of the rock
acid rain Rain whose high concentration of chemicals, usually from industrial polution, pollutes water, kills plant and animal life, and eats away at the, and eats away at the surface of atone and rock.
erosion the movement of weathered materials, including gravel soil and sand usually caused water wind and glaciers.
sediment particles of soil and rock carried and deposited and by water wind or ice.
loess fine grained mineral rich loam dust or silt deposited by wind.
glacier a huge slow moving mass of snow and ice.
moraine a ridge like mass of rock gravel and sand and clay carried and deposited by glaciers.
Created by: irodgers