EP Ch 11
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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| Surface water | lakes, rivers, streams, percolates through ground to form groundwater, less than one percent of all water on Earth
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| Fresh water | water has been diverted to areas to make them habitable, used to manufacture, dispose of waste, and generate power, mostly frozen in ice caps
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| Groundwater | difficult to clean (deep in ground, pollutants cling to materials, recycling takes thousands of years),
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| Water treatment process | Chlorine kills bacteria
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| Shortage of freshwater | prevented by conserving water, education, new ways to produce freshwater
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| Water conservation | use low flow showerheads and take short showers
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| Point source | Pollution from a single source
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| Nonpoint source | agricultural runoff
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| Pathogen | disease causing bacteria, viruses, and parasitic worms
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| Watershed | large area of land drained by a river, largest in US is Mississippi River
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| Large cities | get water from rivers and lakes
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| Phosphates | may cause fish to suffocate and die
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| Plastic trash | eaten by turtles, strangle birds, entangle sea mammals
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| Dams | less built because of environmental considerations, create energy, change land behind because of a change in flow
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| Water pollution | magnifies over time in food chains
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| Thermal pollution | decreases oxygen
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| Reservoir | artificial lake created by a dam
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| Aquifer | underground rock formation that holds water
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| Recharge zone | area of land through which water percolates to be stored as groundwater
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| Desalination | removes salt from salt water
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| Biomagnification | accumulation of pollutants at successive levels of the food chain
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| Eutrophication | nutrients increase in a lake causing oxygen levels to decrease
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| Water cycle | continuous movement of water between the Earth and atmosphere
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| Ogallala Aquifer | supplies 1/3 of all the groundwater in the US
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| Well | hole that is dug to reach groundwater
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| Industrial water use | highest in Europe and America
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| Potable | water that is safe to drink
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| Xeriscaping | landscaping with minimal water use
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| Water Pollution | introduction of chemical, physical, or biological agents into water that degrade the quality
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| Ocean Pollution | mainly from land activities
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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.
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.
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:
evroman
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