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22 Cards in this Set
- Front
- Back
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Weather |
The short-term changes in the air for a given place and time |
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Climate |
A region's average weather conditions over a long period |
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Prevailing Winds |
Winds that blow in the same direction over large areas of Earth |
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Ocean Currents |
Large streams of surface seawater |
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Front |
The place where two air masses of different temperatures or moisture content meet |
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Monsoon |
Seasonal winds that bring either dry or moist air |
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Savannas |
Areas of tall grasses and scattered trees and shrubs |
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Steppe |
Semidry grasslands or prairies |
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Permafrost |
Permanently frozen layers of soil |
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Environment |
Surroundings |
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Ecosystem |
A group of plants and animals that depend on each other for survival and the environment in which they live |
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Habitat |
The place where a plant or animals lives |
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Humus |
decayed plant or animal matter |
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Deserification |
The spread of desertlike conditions |
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Natural Resource |
Any material in nature that people use and value |
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Renewable Resources |
Resources Earth replaces naturally |
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Nonrenewable Resources |
Resources that cannot replaced |
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Deforestation |
The clearing of trees |
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Reforestation |
Planting trees to replace lost forestland |
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Fossil Fuels |
Nonrenewable resources that formed from the remains of ancient plants and animals |
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Hydroelectric Power |
The production of electricity from waterpower |
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extinct |
to die out |
