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Chapter 18- Am Gov

Terms in this set (47)

arid
hot and dry all year with very little rain
mediterranean
warm all year with dry summers and short, rainy winters
polar ice cap (climate)
very cold all year
desert (climate)
arid region with few plants
ice cap (vegetation)
permanent ice and snow; no plant life
corn belt
states in the middle of the U.S that grow corn/ very important to economic activity. Human feature.
sunbelt region
states in Southern U.S. Warm, Sunny. Climate is different than other regions. Physical feature.
how are regions defined?
human and physical features
region
an area with one or more features that distinguish it from other areas
hydroelectric power
comes from moving water. dame and turbines equal electricity.
uranium
underground = nuclear power
fossil fuels
oil, coal, natural gas = underground resources
natural resources
determines the economic activity of an area. (ocean = fishing) useful items found in nature (wood, coal, oil)
land use
the way people use the land they live on to survive and live:
mountain range, plain, basin, gulf, bay, canon, plateau, delta, lake, river, peninsula, strait, isthmus
economic activity
can show pattern of land use, the way people produce, buy, and sell goods.
population density
tells how crowded a place is. Formula = number of people divided by the unit land area they are in
Effect = tells us about how people live city vs country crowded vs spread out
location on earth
effects vegetation zones and climate.
vegetation zones = an empty polar ice cap is far away from the equator vs a big leaf evergreen forest that is near the equator
climate = closet to the equator means more direct rays year round which is a hot climate
What factors into into the vegetation zones?
climate, altitude, and sunlight levels
vegetation zones
dividing where different plants grow based on the factors
desert
dry and long periods without water which means lots of cacti
tundra
treeless plain with small grasses, mosses, and scrubs adapted to cold climate.
adaptability
plants adapt to the environment they are in
elevation
altitude or how high things are. It is measured again sea level. Higher altitude equals mountains which equals a colder climate
climate zone
earth is divided into zones with similar patterns of temperature and precipitation (rain, snow, moisture)
climagraph
shows the pattern of temperature and precipitation
climate
long term patterns in weather
physical feature maps
show the shapes of features as seen from above
how are maps shown?
usually with colors and shapes.
water bodies
rivers, lakes, bays, straits
map title and legend
define the theme of the map
human geography
human effect on earth/ life
physical geography
physical features. Landforms: mountains, plains, plateaus and climate.
thematic map
a map that shows a particular theme or topic
tropical wet and dry
hot all year with rainy and dry seasons
temperate
a more moderate climate area
plateau
a elevated piece of land that it flat
strait
a narrow passage of water between two lands
basin
a concave piece of land
river
water moving from one place to another place
bay
a body of water connected to a lake or ocean
gulf
a part of the sea or ocean enclosed by land
lake
a large body of water completely surrounded by land
plain
a flat area
mountain range
a group of mountains
delta
where water flows into the river or ocean
peninsula
a piece of lad surrounded by 3 sides of water
isthmus
a narrow piece of land connecting two pieces of land
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