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23 Cards in this Set
- Front
- Back
which direction does the ocean flow at the equator?
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from east to west
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which direction does the ocean flow around Antarctica?
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from east to west
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Where are the two major upwellings?
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East of Japan
East of Africa |
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Where is the major downwelling?
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East of US
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What type of water is the most dense
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cold and salty water
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What are the four atmospheric lifting mechanisms?
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Frontal, orographic, convergent, convectional
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how do midlatitude cyclones form?
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they begin at a low pressure zone, warm air spirals from the south and cool air spirals from the north.
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How do cyclonic storm tracks shift during winter? during summer?
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winter- south
summer- north |
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What are the levels of ecological organization?
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Ecosystem
Ecosphere Community Species Population Individual |
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Tropical Rainforest
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near equator
high rainfall |
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Tropical Savanna
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warm
farther from equator Africa |
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Temperate Deciduous Forest
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Seasonal Climate
Wisconsin |
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Temperate Rainforest
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Cool, Wet
Washington |
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Needleleafed Forests
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Cold, Far North
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Mediterranean Shrublands
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Wet winter, hot dry summer, california
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Grasslands
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dryer than forest area, midwest
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deserts
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very dry, US Southwest, hadley cells descend here
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Tundra
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little vegetation, only low profile, high latitudes
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Ice
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At the poles, almost no life
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What is a boundary between two ecosystems called?
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Ecotone
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What three groups make up the food chain
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producers, consumers, detrivores
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How much energy is lost between trophic levels?
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90%
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When does the most global warming occur?
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Winter
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