Term
| Rainwater passes through upper zone |
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| Rock layer that stores groundwater and allows it to flow |
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| Percentage of open space between individual rock particles in a rock layer |
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| Rock with particles that are the same size (usually bigger) |
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| Rocks with different sized particles |
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| Rock's ability to let water pass through |
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| sandstone usually sedimentary |
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Term
| the ground surface where water enters an aquifer |
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Definition
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Term
| what is groundwater movement determined by? |
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| When water reaches the earth's surface, and flows out |
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| A sloping layer of permeable rock sandwiched between two layers of impermeable rock |
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| A spring whose water flows from a crack in the cap rock of the aquifer |
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Term
| What DO level causes stress and death in aquatic life? |
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Term
| natural occuring compounds of nitrogen and oxygen |
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Term
| What do nitrates come from? |
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Definition
| fertilizers and animal wastes |
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Term
| water's ability to neutralize acid |
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Term
| What pH is too acidic for aquatic life? |
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Term
| What are sewage treatment plants? |
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Definition
| facilities that clean the waste materials out of water |
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Term
| Describe primary treatment |
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Definition
- dirty water passed through large screen to catch solid objects
- water put in tank where smaller paraticles are filtered out
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Term
| Describe secondary treatment |
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Definition
- water sent to aeration tank where its mixed with oxygen and bacteria
- water sent settling tank where chlorine is added to disinfect
- water released
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Definition
| Large underground tank that cleans the waste water from a household |
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Definition
| Wastewater flows from house into tank where solids sink into bottom, water flows from tank into buried pipes (drain field) and disputes the water |
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Term
| What is the largest user of water? |
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| Delivers small amounts of water directly to plant roots |
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