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| Using observation to make an educated guess. |
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| An area where all water drains into a body of water. |
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| Rain that hits the ground but doesn't sink in right away. |
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| Water above ground (lakes, streams, rivers, oceans). |
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| Sediment/dirt is moved by wind or water. |
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| A body of water where fresh water and salt water mix. |
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| A body of water that empties out into a bigger body of water. |
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| where water can't penetrate |
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| prevents sediment from getting past |
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| A man-made pond that holds storm water |
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| 3 purposes of retention pond |
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| 1. Traps sediment 2. Traps storm water and allows it to sink in the ground 3. Prevents from erosion |
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| True or False? One theory of how the Chesapeake bay was formed was that a meteorite hit the ocean 25 million years ago and formed the Chesapeake bay? |
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| True or False? The word Chesapeake comes form the Latin word Chesepioc which means great shellfish bay? |
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| True or False? Captain Washington explored the Chesapeake bay in the early 1600s. |
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| Theory about the Chesapeake Bay |
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| 1. A meteorite hit the ocean 35 million years ago. |
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| The origination for Chesapeake |
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| The word Chesapeake comes from the Algonquin word "Chesepioc" which mean "great shellfish bay" |
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| The exploration of the Chesapeake |
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| Captain John Smith explored the Chesapeake Bay in the early 1600's |
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| How big is the Chesapeake |
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| 64,000 square-mile stretch from Virginia to New York and from Delaware to West Virginia. |
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| 2nd Theory of the Chesapeake Bay |
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| 2. Melting ice from glaciers caused sea levels to rise. Rising waters flooded the river valley of the ancient Susquehanna River creating the Chesapeake Bay |
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| Fresh water comes from brooks, streams, and rivers, which leads in the Chesapeake |
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| When fresh water mixes with salt water |
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| Pollution source that is easy to see |
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| Point Source Pollution Examples |
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| Smokestack and pipes from industry |
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| True or False? point source pollution is easier to regulate |
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| Pollution source thats not easy to see |
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| Non-Point Source Examples |
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| Fertelizers, pesticide, trash |
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| True or False? Non-point source pollution is harder to find the source or regulate |
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| Acid rain, fertelizers, garbage, sediment |
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| Chemicals and water droplets |
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| Covers fish eggs, and underwater grasses and oyster bars |
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| What are the four main functions of a marsh? |
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| The four main functions of a marsh are it PREVENTS FROM FLOODING. They also provide FOOD and HABITATS and helps FILTER the water |
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| How does a wetland filter water? |
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| The wetlands help filter the water because of the plants because they help TRAP SEDIMENT AND TRASH. |
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| How does the marsh minimize the effects of erosion? |
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| Wetlands help minimize the effects of flooding by protecting shoreline environments from erosion. |
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| What does a wetland provide for migratory birds? |
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| A wetland provides migratory birds (Geese, swans and many species of ducks) with SHELTER and FOOD. |
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| Salinity is the amount of salt contained in a given sample of water. |
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| How is salinity measured? |
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| Salinity is measured in ppt. |
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| What is the range of salinity in the Chesapeake Bay? |
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| The range of salinity in the Cheaspeake Bay is 1-29 ppt. |
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| What are the three factors that effect salinity? |
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| The three factors that effect salinity are location, time of the year and the depth of the water. |
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| What is heavier salt water or fresh water? |
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| Where are the salinity levels the lowest in the bay? |
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| The salinity levels are the lowest nearest the Sesquahana. It is also lowest near the top of the water. |
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| The salinity levels can determine what about organisms? |
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| Certant species will be in different parts of the because of the salinity levels. |
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