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World Geography.

Chapter 1 Vocabulary

TermDefinition
1.geography the study of where people places and thinggs are located
2.GIS comupter technology to collect,manipulate, analyze,and display data about the earths surface.
3.absolute location it positions the globe
4.hemisphere divides the world in half
5.relative location or its relation ompared to other places.
6.character of place consists of the places physical characteristics and human characteristics.
7.perception a viewpoin that is influenced by ones own culture and expirences
8.formal regions consist of a central place and the surrounding places affected by it.
9.perceptual regions defined by peoples feelings and attitudes about areas.
10.functional region consits of a central place and the surrounding places affected by it.
11.core center of the earth
12.mantle a thick later of rock.
13.crust rocky surface layer of the earth
14.lithosphere made up of soil, rocks, and other surfacce features
15.atomosphere the layer off air, water, and other substances above in the surface
16.hydroshpere consists of water in oceans, lakes, and rivers, and even under ground.
17.biosphere the world of plants, animals, and other living things that occupy the land and waters of the planet.
18.continents any of the seven large landmasses of the eaths surface; Africa, Antarctica, Asia, Austrailia, Europe, North America, and South America.
19.relief the differences in elevation, or height, of the landforms in any particular area.
20.plate tectonics the earths outer shell is not the earths crust and mantle.
21.coninental drifft theory The theory that the earths outer shell is composed of a number of large, unanchored plates, or slabs of rock, whose constant movement expalings earthquakes and volcanic activity.
22.Ring of fire a cirlce of volcanoes surrounding the pacific ocean.
23.Weathering the breakdown of rock at or near the earth's surface into smaller and smaller pieces.
24.Mechanical Weathering occurs when rock is actuall broken or weakend phyiscally.
25.Chemical Weathering alters a rocks chemical makeup by changing the minerals that form the rock or combining them witth new chemical elements.
26.Acid Rain Chemicals in the polluted air combine with water vapor and fall back to earth as acid rain.
27.Erosion the movement of weathered materials such as gravel, soil, and sand.
28.Sediment small particles of soil, sand, and gravel.
29. loess windblown deposits of mineral rich dust and silt.
30.Glaciers huge, slow-moving sheets of ice.
31.Moraines when glaciers melted and receded in some places, they left behind ridgelike piles of rocks and debris.
Created by: jasmin5