Impacts on Water Systems
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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| freshwater | water that has less than 0.2 percent salt dissolved in it
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| alpine glacier | a glacier that forms in the mountains and is on every continent except Australia.
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| ice sheet | a glacier that spreads over land in all directions
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| sea ice | ice that forms when seawater freezes
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| ice cores | long columns of ice taken from glaciers
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| runoff | water that flows over Earth’s surface
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| stream | a body of water that flows within a channel
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| watershed | an area of land that drains runoff into a particular stream, lake, ocean or other body of water
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| estuary | a coastal area where freshwater from rivers and streams mixes with salt water from seas or oceans
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| lake | a large body of water that forms in a basin surrounded by land
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| groundwater | water that lies below ground
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| water table | the upper limit of the saturated zone
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| porosity | the measure of a rock’s ability to hold water
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| permeability | measure of water’s ability to flow through rock and sediment
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| aquifer | an area of permeable sediment or rock that holds significant amount of water
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| wetland | an area of land that is saturated with water for part or all of the year
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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:
smeador
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