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Definition
| unending circulation of earths water supply |
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| plants release water into the atmosphere through a process called |
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| balance in the water cycle means that |
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| the average annual precipitation over earth equals the amount of water that evaporates |
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| the ability of a stream to erode and transport material depends largely on its |
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| the single most important erosional agent on earth is |
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| if you were to examine the profile of a typical stream, you would probably find that the gradient is |
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Definition
| increases between its source and mouth |
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| the lowest point to which a stream can erode its channel |
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| what is the ultimate base level of a stream |
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| most streams carry the largest part of their load |
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Definition
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| the suspended load of a stream |
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Definition
| usually consist of fine sand, silt, and clay sized particles |
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| a depositional feature that forms where a stream enters an ocean is a(n) |
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Definition
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| in a stream channel, which of the following will be deposited first |
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| the flat portion of a valley floor adjacent to a stream channel is called a |
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| the most prominent features of a narrow, v shaped valley, where the stream profile drops rapidly are |
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| one traditional flood control method has been to attempt to keep the streams flow within its channel by creating |
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Definition
| the land area that contributes water to a stream |
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| groundwater is found underground in the zone of |
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Definition
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| permeable rock layers or sediments that transmit groundwater freely are called |
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Definition
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| the percentage of the total volume of rock or sediment that consist of pore spaces is called |
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Definition
| the water table intersects the ground surface |
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| which of the following is a measure of a materials ability to transmit fluids through interconnected pore spaces |
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| when groundwater enters underground fractures or caverns in hot igneous rocks, where it is heated to boiling temperatures, what feature can form |
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| which of the following statements is true about stalactites |
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Definition
| they hang from the ceiling of a cavern |
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Term
| which of the following is associated with areas of karst topography |
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Definition
| sinkholes/ sinking streams/ caverns |
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| the release of water vapor into the atmosphere by plants is referred to as |
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Definition
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| the _____ of a stream is the amount of water flowing past a certain point in a given unit of time |
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Definition
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| the maximum depth to which a stream can erode is called |
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| an accumulation of sediment formed where a stream enters a lake or the ocean is called a(n) |
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| a(n) _____ is the flat, low-lying portion of a stream valley that is covered with water during floods |
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| artificial levees and dams are structures used to control |
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Definition
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| the land area that contributes water to a stream is referred to as the streams |
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| the upper limit of the zone of saturation is called the |
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Definition
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| an intermittent hot spring in which a column of water shoots up with great force at various intervals is a(n) |
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Definition
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| groundwater _____ can be caused by leaking septic systems, leaking landfills, and agricultural chemicals |
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Definition
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| what are the 5 major processes that are involved in the water cycle |
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Definition
| evaporation/ precipitation/ infiltration/ transpiration/ runoff |
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| the 3 ways streams transport sediments are |
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Definition
| dissolved load/ suspended load/ bed load |
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| in a stream that carries gravel, sand, silt, and clay sized sediment, explain how these sediments would be deposited |
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Definition
| the biggest thing drops first-----gravel, sand, silt, clay |
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| what river has the largest drainage basin in north America |
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Definition
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| briefly describe the 2 ways that sinkholes can form |
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Definition
| slowly over a number of years as groundwater dissolves limestone, bed rock, below the soil--a cavern caves in |
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