| Term | Definition |
|---|
| soil | mixture of rock, mineral particles & organic matter that forms at Earth's surface |
| weathered rock | rock eroded by wind and water action that lies below soil layer |
| pores | tiny spaces around particles of soil and weathered rock |
| porosity | ratio of pore space and the overall volume of the sample |
| permeable | describes a substance that water can seep through |
| impermeable rock | rock that does not allow wataer to seep through, for example clay |
| zone of saturation | permeable layers in which all the pore spaces are filled with water |
| water table | top of the zone of saturation |
| aquifer | an underground layer of rock or soil that holds water |
| spring | occurs when the water table reaches Earth's surface and flows out |
| geyser | a hot spring that erupts and shoots hot water into the air |
| well | pump inserted into the zone of saturation that can bring ground water to the surface |
| groundwater | water that is under the ground and collects in rocks & sediments beneath Earth's surface |
Combine with other sets
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