Water
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| groundwater | water that is beneath the Earth's surface
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| surface water | all bodies of fresh water, salt water, ice, and snow that are found above the ground
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| watershed | the area of land that is drained by a river system
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| aquifer | body of rock or sediment that stores groundwater and allows the flow of groundwater
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| runoff | water that flows across the Earth's surface when there is an excess of precipitation
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| zone of saturation | an area of soil or rock below the level of the water table where all the voids are filled with water
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| water table | upper surface of the underground water or the upper boundary of the zone of saturation
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| porosity | the amount of air space in a given amount of sediment
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| permeable | the measure of how easily water can flow through an aquifer
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| pollutants | Harmful substances in the air, water, or soil
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| agricultural runoff | rain and snow carry pesticides and fertilizer into groundwater
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| subsidence | Sinking of the ground due to water being pumped out
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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.
To hide a column, click on the column name.
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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.
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:
mvanderb
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