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100

How many layers are there in the atmosphere

4

100

What is the atmosphere

the layer of gases surrounding us

100

Until what time frame did people mostly live in rural areas?

1850

100

What is ozone?

Three oxygen molecules

100

What is the ozone layer?

layer in the stratosphere that protects us from harmful rays

200
  • Name the four layers of the atmosphere in order

troposphere

stratosphere

mesosphere

thermosphere

200

If an area is not considered rural it is considered?

urban

200

What is virgin forest?

a forest that has never been cut

200

 What is a Pacific Decadal Oscillation?

•Long term (20-30 years) change in the location of warm and cold water masses in the Pacific Ocean.

200

How long does a Pacific Decadel Ocillation last?

20-30 years

300

Give some examples of rural land

šFarmland

šRangeland

šForest land

šNational and state parks

šWilderness

300

How can building a mass transit system improve living standards in an urban area?

decrease pollution

300
  • What is the difference between an el nino and a la nina?

•An El Nino is a short – term (6-18 months), periodic change in the location of warm and cold water masses in the Pacific Ocean.


•During La Nina, the water in the eastern Pacific Ocean is cooler than usual

Causes the opposite conditions as an El Nino

300
  • What is a GIS? Include full name and definition

šgeographic – information system (GIS) – computerized system for storing, manipulating, and viewing geographic data.

300

What are Tree farms?

šTree farms – areas where trees are planted in rows and harvested like other crops

400
  • What is marginal land?

land thta is poor to build buildings on

400

What is urban sprawl?

šRapid expansion of a city into the countryside around the city is called urban sprawl

400

Higher latitudes are closer to what?

closer to the poles

400
  • ? Explain how urban areas create heat islands

šCities both generate and trap more heat

šRoads and buildings absorb more heat than vegetation does. They also retain heat longer.

šThe increased temperature in a city is called a heat island.

šAtlanta, Georgia is an example that has a significant heat island

400

what is a Native forest?

šNative forest – forest that is planted and managed

500
  • At the equator, what degrees latitude are you?

0

500

What is deforestation?

Cutting down trees completely

500

What is latitude

•The distance from the equator measured in degrees north or south of the equator is called latitude

500
  • What is a hectare?

a piece of land; 100 acres

500
  • What does clear cutting trees mean?

šClear cutting – the process of removing all of the trees from an area of land; can destroy established wildlife habitat and may cause soil erosion