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35 Cards in this Set
- Front
- Back
Magma |
molten rock |
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Continent |
One of seven large landmasses on the Earth's surface |
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Tectonic Plate |
a large rigid section of the Earth's crust that is in constant motion |
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Earthquake |
a sudden movement of the Earth's crust followed by a series of shocks |
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Ring of Fire |
a zone of volcanoes around the Pacific Ocean |
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Volcano |
an opening in the Earth's crust from which molten rock, ash, and hot gasses flow are thrown out |
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Weathering |
the gradual physical and chemical breakdown of rocks on the Earth's surface |
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Erosion |
The wearing away and movement of weathered materials by water, wind, or ice |
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Sediment |
pieces of rock in the form of sand, stone, or silt deposited by wind, water, or ice |
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Glacier |
a large, slow-moving mass of ice |
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Drainage Basin |
the area drained by a major river |
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Ground Water |
water found beneath the Earth's surface |
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Hydrologic Cycle |
the circulation of water between the Earth, the oceans, and the atmosphere |
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Landform |
a feature on the Earth's surface formed by physical forces |
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Plateau |
a high area of flat land |
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Relief |
the difference in the elevation of a landform from its lowest point to its highest point |
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Continental Shelf |
the submerged land at the edge of a continent |
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Atmosphere |
the layer of gases that surround the Earth |
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Solstice |
the time during the year when the sun reaches the farthest northern or southern point in the sky |
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Equinox |
one of the two times a year when the sun's rays are over the equator and days and nights around the world are equal in length |
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Weather |
the condition of the Earth's atmosphere at a given time and place |
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Climate |
the typical weather conditions of a region over a long period of time |
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Precipitation |
falling water droplets in the form of rain, snow, sleet, or hail |
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Vegetation Region |
an area that has similar plants |
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Savanna |
a vegetation region with a mix of grassland and scattered trees |
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Desert |
a region with plants specially adapted to dry conditions |
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Global Warming |
an increase in the average temperature of the Earth's atmosphere |
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Greenhouse Effect |
the trapping of the sun's heat by gasses in the Earth's atmosphere
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Greenhouse Gas |
any gas in the atmosphere that contributes to the greenhouse effect |
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Fossil Fuels |
fuels such as coal, oil, and natural gas |
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Desertification |
the process in which farmland becomes less productive because the land is degraded |
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Sustainable |
using natural resources in a way that they exist for future generations |
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Carbon Dioxide |
a gas composed of a carbon and oxygen |
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Emissions |
Substance discharged into the air |
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Degraded |
of lower quality |