World geography
Terms
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- negative growth
- has less babies than adults
- culture region
- an area that includes many different countries that have certain traits in common(economic systems,religion,forms of gov,,and social groups).the regions used in text:Russia,US and canada,latin america,northern africa and southwest asia(middle east),europe,south asia,east asia,southwest asia,australia and oceanis,africa south of the sahara
- language families
- are diverse languages with similar roots
- confluence
- flowing together of two or more rivers or streams
- relief
- changes in elevation over agiven area of land
- 80% of U.S. corpland loses...
- 1 inch of topsoil every 33 years. this is 20 times the natural average. it takes 100 years to grow 1 inch of topsoil.
- populaton pyramid
- shows the portion of the population for each age group and sex. usually females are on the right side of the graph.
- leeward
- the side away from the wind
- carrying capacity
- how many people the land can sustain(support)
- prevailing wind
- wind that blows form the same direction most of the time
- harbor
- a sheltered place along a shoe line where ships can anchor safely
- cultural divergence
- is the restrivtion of a culture from outside cultural influences. repressive gov. often restrict 1.movement into and out of the country 2.transportation and communication(radio and tv transmission,newspaper,internet,etc.)into a country
- pacific coast of north america
- 1/32
- ethnic groups
- people who share a common language,history,place of origin or a combination of these
- rain shadow
- an area having lighter than average precipatation b/c it is blocked by mountains from prevailing winds that might bring rain
- photic zone
- 1/3200
- sound
- broad inland body of water,often between a coastline and 1 or more islands off the coast
- alluvial plain
- flood plain where flooding rivers deposit rich soil
- wetland
- a lowland area,such as a marsh or swamp,that is saturated with moisture
- photic zone
- the top 100 meters of the ocean where light can penetrate.plants can turn light into food(photosynthesis)animals then eat the plants.
- zero population growth
- when a population's birth and death rates are equal
- 5 major religions
- buddhism,hinduism,islem,christianity,judaism
- birth rate
- the average number of births per 1,000 people per year
- natural increase
- growth or decline caused by subtracting the birth rate from the death rate(this is different from annual growth rate b/c it does not include immigration and emigration)
- peninsula
- body of land jutting into a lake or ocean,surrounded on three sides by water
- ox-bow lake
- a bow shaped lake formed in a former channel of a river
- orographic rain
- rain caused by mountains that stand in the way of moist air. as the air is forced upward to pass over the mountains, it cools. since cooler air can hold less moisture, the air releases some of the moisture as precipatation.
- urban population
- percentage of the total population living in towns of over 2,000 people(cities and towns)
- estuary
- an area where a tide meets a river current
- negative population growth
- when the death rate exceeds the birth rate
- arable
- 1/32
- land
- 30
- floodplain
- low plain next to a river that is formed of river sediment and is subject to flooding
- meander
- winding path or course of a river
- windward
- on the side toward the wind
- seacoast
- land lying next to a sea or an ocean
- divide
- stretch of highland that seperates direction of river systems
- river basin
- area of land drained by a river
- cultural convergence
- occurs when skills,arts,ideas,habits,and institutions of one culture come in contact with those of another colture
- drinkable
- 1/3200
- mouth
- place where a stream or river flows into a larger body of water
- yellow river
- china
- headwaters
- the sources of river waters
- culture hearths
- where civilazation begins and spread
- nile river valley
- egypt
- slow growth
- square like pyramid
- habitable
- 1/8
- mesa
- broad,flat-topped landform with steep sides,smaller than a plateau
- enthocentrism
- belief in the superiority of one's own ethnic group
- inhospitable
- 1/8
- downstream
- direction in which a river or stream flows form its source to its mouth
- water
- 70
- upstream
- direction opposite the flow of a river(toward the source)
- the pacific coast of US and the grand banks on the atlantic coast
- are some of the most productive fishing areas in the world
- arable land
- land that is capable of growing crops
- mesopotamia
- tigris and euphrates-iraq
- river
- large natural stream of water that runs through the land
- agricultural revolution/neolithic revolution
- 10,000 years ago humans began to settle and build permanent crops
- civilization
- highly organized,city based society with advanced knowledge of farming,trade,gov.,art,science
- rapid growth pyramid
- triangle shaped pyramid
- productive
- 1/8
- indus river
- pakistan
- population density
- average number of people per square mile(kilometer in some nations)
- topsoil
- 1/3200
- un-productive
- 5/8
- cultural diffusion
- spreading of knowledge,skills,and ideas form one group or individual to another. ex:trade,migration,war
- demography
- study of human population statistics
- tributary
- small river or stream tat flows into a large river or stream(branch of a river)
- other productive zones
- 3/32
- ocean current
- stream of either cold or warm water that moves in a definite direction through an ocean
- population distribution
- pattern of settlement. population density does not take into consideration uneven distribution of people
- delta
- alluvial deposit at a river's mouth that looks like the greek letter (triangle)
- acculturation
- adapting some traits form one other cultures into your coulture
- source
- place where a river or stream begins,usually in the highlands
- doubling rate/time
- projected number of years it will take for a population to double in size
- isthmus
- narrow stretch of land connecting 2 larger land areas
- industrial revolution
- late 1700's,industrialization and mass production. factories and machines replaced agriculture
- major elements of culture
- language #1,gov.,economics,social groups-family most important
- mesoamerica
- mexico
- cataract
- a large waterfall
- non-arable
- 3/32
- channel
- wide strait or waterway between 2 landmasses that lie close to each other,deep part of a river or other waterway
- death rate
- the average number of deaths per 1,000 people per year