Often asked: What Fills An Abandoned Cutoff Or Meander Loop?

What is the term for an abandoned cutoff meander loop?

the land is uplifted. ________ is an abandoned, cutoff, meander loop that is now a lake. an oxbow. You just studied 20 terms!

What term refers to a water filled cutoff meander loop?

Chute, or Cutoff, in a river, shortcut across a meander (q.v.). loop that shortens and straightens the course of the stream. Streams flow through chutes with low gradients only during high- water periods, but high-gradient chutes divert the stream, leaving the former meander loop as an isolated oxbow lake (q.v.).

What type of stream pattern develops only on growing mountains like volcanoes?

Chapter 10

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Question Answer
A ________ stream pattern is developed only on growing mountains like volcanoes or where the land surface is tectonically doming upward. radial
A ________ stream pattern develops on lands underlain by alternating bands of resistant and less-resistant rock. trellis

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What makes up the suspended load of most rivers and streams?

Rivers carry sand, silt and clay as suspended load. During flood stage, the suspended load greatly increases as stream velocity increases.

Which runoff pattern is most common?

A dendritic drainage pattern is the most common form and looks like the branching pattern of tree roots. It develops in regions underlain by homogeneous material. That is, the subsurface geology has a similar resistance to weathering so there is no apparent control over the direction the tributaries take.

What features characterize meandering streams and valleys?

They are erosional features left behind when meander cutoff occurs. They are mostly fine sand and silt that build up during floods. A natural, meandering, river channel is modified into a more or less straight and smooth, canal-like channel.

What is a loop in a river called?

A meander is one of a series of regular sinuous curves, bends, loops, turns, or windings in the channel of a river, stream, or other watercourse.

Where can slip-off slopes be found?

A slip – off slope is a depositional landform that occurs on the inside convex bank of a meandering river. The term can refer to two different features: one in a freely meandering river with a floodplain and the other in an entrenched river.

What is chute cut off?

A chute cutoff can be defined as the formation of a new channel across an inner bend sediment deposit or floodplain peninsula enclosed by a meander loop, which typically results in gradual closure of the abandoned channel by sedimentation.

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When water is pumped from a well a depression is often produced in the water table such a depression?

A cone of depression occurs in an aquifer when groundwater is pumped from a well. In an unconfined aquifer ( water table ), this is an actual depression of the water levels. In confined aquifers (artesian), the cone of depression is a reduction in the pressure head surrounding the pumped well.

Are bedrock channels more likely to be found near the head or the mouth of a stream?

Are bedrock channels more likely to be found near the head or near the mouth of a stream? Bedrock channels are more likely to be found at the head of a stream where gradient is steep.

What type of stream is associated with the formation of an oxbow lake?

Meandering streams are characterized by very sinuous channels. Migrating streams erode the landscape. When the tightly curved portion of the stream is cut off, an oxbow lake develops off from the main river system. This lake is eventually filled by sediment through river flooding.

Is the maximum load of solid particles?

Stream capacity is the maximum amount of solid load (bed and suspended) a stream can carry. It depends on both the discharge and the velocity (since velocity affects the competence and therefore the range of particle sizes that may be transported).

Why do deltas form quizlet?

A landform at the mouth/source of a river. Formed by the deposition of sediments carried and dropped off by a river, sometimes resulting in a triangular shape.

What stream characteristic is measured by the size of the largest particle that a stream can move?

The maximum size of particles that can be carried as suspended load by the stream is called stream competence. The maximum load carried by the stream is called stream capacity. Both competence and capacity increase with increasing discharge.

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