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chapter 1 vocab
| Question | Answer |
|---|---|
| geography | the study of where people,places,and things are located and how they relate to each other. |
| Gis | a computer technology to collect, manipulate,analyze,and display data about the earths surface in order to solve geographic problems. |
| absolute location | its location on the globe. |
| hemisphere | the equator divides the world into two halves. |
| relative location | another way to locate a place,or its relation compared to other places. |
| character of a place | consists of the places physical characteristics and human characteristics. |
| perception | is a viewpoint that is influenced by one's own culture and experiences. |
| formal religions | are areas in which certain characteristics are found throughout the area. |
| functional regions | consist of a central place and the surrounding places affected by it. |
| perceptual regions | are defined by people's feelings and attitudes about areas |
| Lithoshpere | Soil,rocks,land forms, and other surface features. |
| Atmosphere | layer of air,water,and other substances above the surface. |
| Hydrosphere | consists of water in oceans,lakes,and rivers,and even under the ground. |
| Bioshphere | the world of plants,animals,and other living things that occupy the land and waters of the planet. |
| Continents | large landmasses in the oceans |
| relief | the difference in elevation between the highest and lowest points. |
| Plate tectonics | the earth's outer shell is not one solid sheet of rock. |
| continental drift theory | the idea that continents slowly shift their positions due to movement of the tectonic plates on which they ride. |
| Ring of fire | a circle of volcanoes surrounding the pacific ocean |
| weathering | is the breakdown of rock at or near the earth's surface into smaller and smaller pieces. |
| mechanical weathering | occurs when rock is actually broken or weakened physically |
| chemical weathering | alters a rocks chemical makeup by changing the minerals that form the rock or combining them with new chemical elements. |
| acid rain | chemicals in the polluted air combine with water vapor and fall back to earth as acid rain. |
| erosion | the movement of weathered materials such as gravel,soil,and sand. |
| sediment | small particles of soil,sand,and gravel. |
| leoss | windblown deposits of mineral rich dust and silt |
| glaciers | huge slow moving sheets of ice |
| moraines | glaciers melted and receded in some places,they left behind ridge like piles of rocks and debris. |
| core | center of the earth consists of very hot metal mainly iron mixed with some nickel |
| mantle | a thick layer of rock mostly solid but some layers may be flexible. |
| crust | rocky like surface layer surprisingly thin like frosting on a cake. |