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Chapter 6-Running Water and groundwater
Terms in this set (52)
The constant movement of water among the oceans,the atmosphere,geosphere,and the biosphere
The movement of surface water into rock or soil through cracks and pore spaces
Process that plants absorb water and release it into the atmosphere
Is the slope or steepness of a stream channel
Is the course the water in a stream follows
The quantity of water in a stream that passes a given point in a period of time
A stream that empties itself into another stream
A loop-like bend in the course of a system
Sediment that is carried by a stream along the bottom of its channel
The total amount of sediment a stream is able to transport
The sorted material deposited by as stream
An accumulation of sediment formed where a stream enters a lake or an ocean
An elevated landform that parallels a stream and acts to confine its water,except during flood stage
The flat,low-lying portion of a stream valley subject to periodic flooding
Occurs when the discharge of a stream becomes so great that it exceeds the carrying capacity of its channel and overflows its banks
The land area that contributes water to a stream
An imaginary line that separates the drainage of two streams;often found along a ride
Zone of saturation
Zone where all open spaces in sediment and rock are completely filled with water
Water underground in the zone of saturation
The upper level of the saturated zone of groundwater
The volume of open spaces in rock or soil
A measure of a materials ability to transmit fluids
Rock or soil through which groundwater moves easily
A flow of groundwater that emerges naturally at the ground surface
A hot spring or fountain that ejects water at various intervals
An opening bored into the zone of saturation
A well in which the water naturally rises above the level of the water table
A naturally formed underground chamber or series of chambers most commonly produced by solution activity in limestone
A form of limestone that is deposited by hot springs or as a cave deposit
An area that has a land surface or topography with numerous depressions called sinkholes
A depression produced in a region where soluble rock has been removed by groundwater
The energy for the water cycle comes from the
How does water move from plants to the atmosphere
By what process do streams and rivers move material?
At its mouth
A rivers discharge is generally greatest
When their velocity decreases
When do streams and rivers deposit sediment?
Infiltrates from it into the ground
A streams drainage basin (or watershed) is all the water that
Material that moves along its bottom
What is a streams bed load?
Zone of saturation
Where is groundwater located?
Rises on its own under pressure
Water in an artesian well
Caverns from when rocks such as limestone are dissolved by a mixture of water and
Which of these landforms is characteristic of an area with karst topography.
-water evaporates from the ocean
-water condenses into clouds
-precipitation falls to Earth
-it soaks into the ground through infiltration
-plants absorb water & release in into the atmosphere
Write a list of numbered statements that summarize the major steps in the water cycle
The steeper the gradient,the more energy the stream has as it flows downhill
How does a streams gradient affect its velocity?
It downcuts its channel until it reaches base level
Why does a streams base level affect how it downcuts its channel
Which type of stream valley is formed primarily by downcutting
Rapid spring snow melt or storms that bring heavy rainfall over a large region
What are the main causes of floods
Spring forms whenever the water table intersects the ground surface
What is the relationship between a spring and the water table
They contaminate water
Why are leaking landfills and septic tanks of concern to people who use groundwater?
When water seeps through the cracks in the cavern ceiling. As drops fell, each one leaves calcite behind
How do stalactites form?
What type of rock is often associated with the formation of caverns and karst topography?
Stalactite and stalagmites touch to form a column
How do dripstone columns form?
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