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| to watch, view, or note for a scientific, official, or other special purpose |
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| to guess; speculate; surmise. |
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| he region or area drained by a river, stream,drainage area, or creek |
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| an abnormal amount of surface water due to a heavy rain or snowstorm |
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| water thats above ground such as lakes rivers and streams |
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| the water beneath the surface of the ground, consisting largely of surface water that has seeped down |
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| the process by which the surface of the earth is worn away by the action of water, glaciers, winds,or waves |
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| mineral or organic matter deposited by water, air, or ice. |
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| an arm or inlet of the sea at the lower end of a river |
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| a stream that flows to a larger stream or other body of water |
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| stops sediment from flowing through it |
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| a man made pond that holds stormwater |
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| a surface that water cannot pass through |
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| purposes of a sediment barrier |
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| traps sediment, traps strom water lets it sink into ground, prevent stormwater from eroding |
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| a meteorite hit the ocean thirty-five million years ago, it punched a hole in rock and mad3 a hole twice the size of Rhode Island, another is that the last glaciers shaped the eastern seaboard and melting ice caused sea levels to rise |
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| Captain John Smith explored the Chesapeake Bay in the early 1600s |
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| It it is 64,000 square miles drainage basic |
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| The Chesapeake Bay receives it fresh water from thousands of brooks and streams |
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| New York, Pennsylvania, Delaware, Maryland, West Virginia,and Virginia |
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| Pollution that is easy to see the source |
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| True/False These are examples of non point source pollution: Smoke Stacks and Pipes from industrial sources |
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| A pollution source that is not easy to see |
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| True/False These are examples of point source pollution: fertilizers, pesticides, oil, trash, and nutrients |
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| acid rain, fertilizers, garbage, sediment |
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| chemicals + water droplets |
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| covers fish eggs, under water grasses, and oyster bars |
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| Main functions of a marsh |
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| prevent flooding, food and habitat, filtration system |
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| How do swamps filter water |
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| The plants clean the water |
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| What does a wetland provide for migratory birds |
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| food and resting area for birds |
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| How do wetlands minimize the effects of erosion |
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| Flooding from rain protects the shoreline from ersoion |
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| The measurement of salt in a smaple of water |
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| in ppt parts per thousand |
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| The range of salinity in the chesapeake bay |
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| three factors that effect salinity |
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| the time of year, species of plants and animals, and weather |
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| Where are the salinity levels lowest in the bay |
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| at the mouth of the sesquehanna |
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| The salinity levels can determine what about organisms |
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| the types of species found in that range of salinity |
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| what years are salinity levels lowest and highest |
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1996 = 135,500
1965 = 49,000 |
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