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ES Ch 10 Rev
Chapter 10 study guide
| Question | Answer |
|---|---|
| Limestone that consist of calcite dissolves readily in ______. | acid water |
| The flow of velocity of groundwater depends on the ______ of the water table | slope |
| Groundwater is slightly acidic and ______ limestone. | dissolves |
| The _____ is made up of all the water on earth. | hydrosphere |
| A dripstone that is found on the ground in a cave is called a _______. | stalagmite |
| Water can move downward due to _____. | gravity |
| The amount of pore spaces in a material is called _____. | porosity |
| _______ is a process that explains how water seeps into the ground. | Infiltration |
| Water can move through rock or soil if it is _______. | permeable |
| _________ explains how water can move upward while in the ground. | Capillary action |
| A dripstone that is formed in the ceiling of a cave is called a ________. | stalactite |
| Where ground water discharges a volume of water at the earth's surface. | spring |
| Explosive hot springs that erupt at regular intervals. | geyser |
| Permeable layers through which groundwater flows. | aquifer |
| Permeable surface material. | sand |
| Where most of earth's freshwater is found. | Polar ice caps & Glaciers |
| Impermeable surface material | Clay |
| The ultimate source of all water | ocean |
| Limestone regions with sinkholes and sinking streams. | karst topography |
| Heated water discharged from the ground. | hot spring |
| The region below earth's surface in which groundwater completely fills all the pores of material. | zone of saturation |
| The upper boundary of the zone of saturation. | water table |
| Above the water table, materials are moist, but because they are not saturated with water, air occupies much of the pores. | zone aeration |
| Water that is considered to be "hard water" consists of high concentrations of ___, ___, & ___. | calcium, magnesium, & iron |
| What are the major problems that threaten groundwater supplies | Overuse (pumping too much out without recharging), Subsidence (excessive withdrawal of groundwater causing sinking of the ground), pollution, salt along coastal areas, radon gas. |
| What are the sources of groundwater pollution? | sewage from faulty septic tanks and farms, landfills, and other waste disposal sites. |
Created by:
jjones87
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