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Chapter 6 study guide
Chapter 6 study guide
36
Environmental Studies
9th Grade
03/22/2013

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Term
Describe the water cycle
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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 ability of a stream to erode and transport material depends largely on its
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the single most important erosion agent on earth is
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along straight stretches of a stream channel, the highest velocities of water are found in what part of the stream
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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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base level is
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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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describe the suspended load of a stream
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a depositional feature that forms where a stream enters a lake or ocean is an
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a natural levee is
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in a stream channel, what will be deposited first?
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the flat portion of a valley would form in a mountainous area
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a drainage basin is
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groundwater is found underground in the zone of
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permeable rock layers or sediments that transmit groundwater freely are called
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the percentage of the total volume of a rock or sediment that consists of pore spaces called
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what is the 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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what are the major sources of groundwater pollution
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describe stalactites
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sinkholes can form when
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what features are associated with karst topography
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the average annual precipitation worldwide must equal the quanity of water
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describe a streams discharge
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what features are found in a wide valley
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one major cause of floods is
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one traditional flood control method has been to attempt to keep the streams flow within its channel my creating
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describe the zone of saturation
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any formation in which groundwater rises on its own under pressure is a
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caverns most commonly form in what type of bedrock
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how is the water cycle balanced
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what type of valley is characterized by waterfalls, rapids, and a stream that is primarily eroding downwards
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what river has the largest drainage basin in north america
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