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World Geo Ch1-2
Question | Answer |
---|---|
Georgraphy | The study of places: their locations, their characteristics, and how humans use and move around them |
Geographer view the world in terms of the use of ______ | Space |
Geographers study the world by looking at ______, ____, ____, _____, ___________ | Location, place, region, movement, and human-environment interaction |
Geography is the study of the distribution and interaction of: - - | -Physical features -Human features |
Historians look at events over ____ | time |
Geographers use tools such as: - - - - | -maps -charts, graphs, tables -scale models -five themes of geography |
Absolute loaction | exact place where a geographic feature is found |
Relative location | location of a place compared to places around it |
Earth is divided into __________________ | two equal halves, vertically and horizontally |
Each vertical and horizontal half is called a ________ | Hemisphere |
________ divides north and south halves | Equator |
_________ divides east and west | prime meridian |
Latitude | imaginary lines that run parallel to the equator |
Longitude | imaginary lines that go over the poles, mark positions east and west |
Where latitude and longitude lines cross is the ___________ | Absolute Location |
Relative locations places include ________ | physical features and cultural characteristics |
Three types of regions are: - - - | -Formal -Functional: a city and its suburbs -perceptual |
Formal regions include: - - - - - - - - | -The United States and Canada -Latin America -Europe -Russia and the Republics -Southwest Asia -South Asia -East Asia -Southeast Asia, Oceania, and Antartica |
Perceptual Regions: | Region with characteristics people perceive in much the same way Example: the American Midwest |
Geographers use three types of distance to analyze movements: - - - | - Linear distance - Time distance - Physiological distance |
Linear Distance: | How far a person, product, or idea travels |
Time distance: | How long it takes for a person, product, or idea to travel |
Psychological Distance: | refers to the way people perceive distance |
Oldest known map; | Babylonian clay tablet circa 500 B.C. |
Globe: | A 3D representation (a sphere) of Earth |
Map: | a 2D graphic representation of Earths surface |
Cartographer: | (mapmaker) tries to actually reflect earths surface |
Types of maps: | general reference (topographic map), thematic, navigational |
Topographic map: | shows natural and man made features of earth |
Thematic map: | shows specific data such as climate and population density |
Surveyors _____, ______, _______, what the see in a specific area | observe, measure, and record |
Landsat: | A series of satellites ; can scan the entire planet in 16 days |
Geostationary Operational Environment Satellite (GOES) | -orbits in sync with Earths rotation -gathers images of atmospheric conditions |
Global Positioning System (GPS) | - uses series of 24 Navstar satellites to beam information to Earth - hand-help GPS receivers on Earth display exact position |
The geography and structure of the Earth are continually being changed by ________, like plate tectonics and __________, like the weather | internal forces, external forces |
The drifiting of the _______ shaped the world we live in today | Continents |
Continents: | landmasses above water on Earth |
Francis Bacon | first to suggest 7 continents were once one peice |
Earth is the ________ planet in the solar system from the sun | third |
The solar system includes: - - - | -Sun and 9 planets -comets -astroids |
comets | icy spheres orbiting the sun |
asteroids | large chunks of rocky material orbiting the sun |
the ____ is the center of the earth | core |
the ______ surrounds the core | mantle |
the mantel has __________ | several layers |
the mantel contains most of earths _______ | mass |
magma | molten rock that forms in the mantel |
crust | thin layer of rock at earths surface |
the atmosphere is the layer of _______ surrounding the earth | gases |
the atmosphere: - - - | -contains oxygen -protects earth from radiation, space debris -is the medium for weather and climate |
lithosphere: | solid rock portion of earths surface, forms ocean floor |
hydrosphere: | water elements on earth including atmospheric water |
biosphere: | atmosphere, lithosphere, and hydrosphere compound |
continental drift | 1912 hypothesis of Alfred Wegner |
earth was once one super continent; Wegner calls it _______ "_______" | Pangea; "all earth" |
Pangea splits into many ______ that slowly drift apart | plates |
water covers about _____ of the earths surface | 3/4 |
the ocean circulate through ______, _____, _______ | currents, waves, and tides |
waves are _____ or _______ produced by winds | swells, ridges |
tides are the regular _____ and ______ of the ocean | rising, falling |
hydrologic cycle: | cycle of water between atmosphere, oceans, and earth |
______ hold more than 95% of the earths fresh water | Lakes |
salt water forms when outlet to sea is cut off: - - | - streams and rivers carry salts into lake - salts build up with nowhere to go |
drainage basin: | area drained by river and its tributaries |
ground water: | water held in the pores of rock |
water table: | level at which the rock is saturated |
______ are naturally formed features on earths surface | landforms |
continental shelf: | seafloor from continents edge to deep ocean |
relief: | difference in landform elevation from lowest to highest point |
four categories of relief: | mountains, hills, plains, and plateaus |
topography: | the configurations and distributions of landforms |
_______ plates are massive moving pieces of earths lithosphere | tectonic plates |
geographers study plate movements to understand: - - | - how the earth is reshaped - how earthquakes and volcanos are formed |