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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 regions 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 water. |
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Front |
The place where two air masses of different temperatures or moisture content meet is a front. |
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Monsoons |
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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Steppes |
Semi-dry grasslands or prairies. |
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Permafrost |
Permanently frozen layers of soil are called permafrost. |
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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 animal lives. |
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Extinct |
To die out. |
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Humus |
Decayed plant or animal matter. |
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Desertification |
The spread of desert-like conditions. |
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Natural Resource |
Any material in nature that people use and value. |
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Renewable Resource |
Resource Earth replaces naturally. |
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NonRenewable Resource |
Resources that cannot be replaced. |
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Deforestation |
The clearing of trees. |
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Reforestation |
Planting trees to replace lost forest land. |
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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 water power. |
