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29 Cards in this Set
- Front
- Back
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Continental Shelf
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Extension of the continental crust under the ocean.
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Continental Slope
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A steep drop-off at the edge of the continental shelf.
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Mid-ocean Ridge
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A long chain of volcanic mountains found at the edges of plates.
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Rift Zone
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A notch, or valley, between the edges of the plates at a spreading boundary.
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Ocean Trench
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a deep valley that forms when an ocean plate moves below another plate
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Ocean Basin
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an area located between the edge of the oceanic crust and a mid-ocean ridge.
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Tide
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The daily rising and falling of the Earth's waters on its coasts.
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Current
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the continuous flow of water alosng a path in the ocean.
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Barrier Island
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a small island located near a coastline.
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Inlet
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the opening between barrier islands
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weathering
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a slow destructive process that breaks down rocks
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mechanical weathering
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the breaking of rock into smaller pieces by gravity, ice, plants, roots, or other factors.
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chemical weathering
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the changing of material in a rock by chemical processes
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erosion
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the movement of materials away from one place
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deposition
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the placing of materials in a new place
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landslide
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an event that occurs when gravity quickly pulls rocks and dirt dowhill.
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volcano
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an opening in Earth's crust through which steam, lava, and ashes erupt
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earthquake
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the shaking of Earth's crust surface caused by the release of energy along a fault.
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Flood
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a great flow of water over an area that is usually dry land.
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conservation
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protection and careful use of natural resources.
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nationalism
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Love of country and the desire to have one's country free from the control of another.
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alliance
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Agreement among nations to defend one another.
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isolationism
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Policy in which a nation prefers to remain neutral and let other countries handle their own affairs.
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Treaty of Versailles
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Treaty signed in 1919 that officially ended World War I.
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Mechanization
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Using machines to do work.
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reaper
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machine that cuts wheat.
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urbanization
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Movement of people from rural areas to cities.
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tenement
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Building, especially in a poor section of a city, divided into small apartments.
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Great Migration
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Movement of millions of African Americans to the northern United States between 1915 and the 1940s in search of work and fair treatment.
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