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. |