AMS SOL 6.7 and 6.9
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| tributary | a stream or river that supplies water to a larger body of water
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| River system | the main river and its tributaries
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| watershed | the land area that supplies water to a river
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| divide | a ridge of land that seperates the direction that water flows
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| Continental Divide | Rocky Mountains
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| estuary | a partially enclosed body of water where fresh water mixes with salty ocean water
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| brackish | a mixture of salt and fresh water
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| salinity | the amount of salt in the water
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| wetland | a habitat that is covered in water most of the time
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| swamp | type of wetland with tall twisted trees
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| marsh | type of wetland with reeds and grasses
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| bog | type of wetland with thick peat
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| habitat | the place where a plant or animal lives
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| largest watershed in USA | Mississippi River
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| largest estuary in USA | Chesapeake Bay
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| point source pollution | comes from a particular location such as a factory or pipe
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| nonpoint source pollution | comes from mulitple sources like farms and roads
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| dangers to wetlands and estuaries | pollution and construction
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| Virginia rivers that lead to the Chesapeake Bay | Potomac, Rappahannock, York, James
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| Where do rivers in the western part of Virginia lead? | to the Ohio River which connects to the Mississippi river
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| Virginia Rivers that lead to the Albemarle Sound | Roanoke and Chowan
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| Watersheds on the Eastern Shore of Virginia | Chesapeake Bay and Atlantic Ocean
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| types of estuaries | bay, lagoon, harbor, sound, inlet
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| jobs of estuaries | recreation, habitat for aquatic organisms, source of food, nursery for young animals
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| jobs of wetlands | filter water, protect land from flooding, habitat for birds
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| nutrient pollution | causes algae to grow which blocks sunlight and lowers oxygen levels under water so organisms die
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| examples of point source pollution | oil spills, sewage dumped into a river
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| examples of nonpoint source pollution | runoff from farms and streets, erosion
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| river | fresh water that begins in the mountains, flows downhill, and ends in the ocean
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| natural resource | anything naturally occurring in the environment that humans use
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| conservation | the practice of using less of a resource so it can last longer
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| sustainable | can be harvested regularly without reducing the future supply
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| recycling | the process of reclaiming and reusing raw materials
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| biodegradable | capable of being broken down by bacteria and other decomposers
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
sford
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