Question 1

The construction of levees can actually increase the risk of a catastrophic flood.

Accepted Answer

A) True 
 B)False

Question 2

Peak flow refers to the highest discharge that occurs during a precipitation event.

Accepted Answer

A) True 
 B)False

Question 3

Natural levees are created during

Accepted Answer

A) low flow conditions. 
B) degradation. 
C) floods. 
D) normal flow conditions. 
A) low flow conditions. 
B) degradation. 
C) floods. 
D) normal flow conditions.

Question 4

Variations in rock resistance,climate,and hydrology can influence drainage patterns.

Accepted Answer

A) True 
 B)False

Question 5

_______is the general term for unconsolidated clay,silt,sand,gravel,and mineral fragments deposited by running water.

Accepted Answer

A) Aggradation 
B) Deposition 
C) Alluvium 
D) Degradation 
A) Aggradation 
B) Deposition 
C) Alluvium 
D) Degradation

Question 6

The entrenchment of a river into its own floodplain produces

Accepted Answer

A) river deltas. 
B) backswamps. 
C) natural levees. 
D) alluvial terraces. 
A) river deltas. 
B) backswamps. 
C) natural levees. 
D) alluvial terraces.

Question 7

The statistical rating of flood discharge is based on

Accepted Answer

A) average channel depth. 
B) historical records of discharge during precipitation events. 
C) floodplain width. 
D) the rate of aggradation or degradation of a stream. 
A) average channel depth. 
B) historical records of discharge during precipitation events. 
C) floodplain width. 
D) the rate of aggradation or degradation of a stream.

Question 8

A squeeze-and-release action works to loosen and lift rocks in a stream channel.This is an example of

Accepted Answer

A) suspension. 
B) deposition. 
C) abrasion. 
D) hydraulic action. 
A) suspension. 
B) deposition. 
C) abrasion. 
D) hydraulic action.

Question 9

Maximum velocity in a straight channel is found

Accepted Answer

A) near the inside of a meander. 
B) at the center and near the surface,corresponding with the shallowest parts of the stream channel. 
C) near the bottom. 
D) at the center and near the surface,corresponding with the deepest parts of the stream channel. 
A) near the inside of a meander. 
B) at the center and near the surface,corresponding with the shallowest parts of the stream channel. 
C) near the bottom. 
D) at the center and near the surface,corresponding with the deepest parts of the stream channel.

Question 10

Channels with gradual slopes often develop a sinuous form called _______a pattern.

Accepted Answer

A) meandering stream 
B) braided stream 
C) straight 
D) anabranching 
A) meandering stream 
B) braided stream 
C) straight 
D) anabranching

Question 11

This landform results when water exists a constricted channel and loses velocity.

Accepted Answer

A) Alluvial terrace 
B) Alluvial fan 
C) Meander scar 
D) Delta 
A) Alluvial terrace 
B) Alluvial fan 
C) Meander scar 
D) Delta

Question 12

Nickpoints migrate downstream.

Accepted Answer

A) True 
 B)False

Question 13

As they migrate,meandering streams erode their out outside banks,often forming a narrow neck of land that eventually erodes through and forms a _______and the stream becomes_______ .

Accepted Answer

A) point bar; wider 
B) cutback; more sinuous 
C) cutoff; straighter 
D) meander scar; narrower 
A) point bar; wider 
B) cutback; more sinuous 
C) cutoff; straighter 
D) meander scar; narrower

Question 14

The the idea of base level refers to

Accepted Answer

A) the average height of a stream channel. 
B) a level below which a stream cannot erode its valley. 
C) the amount of discharge in a particular reach of a stream. 
D) an evolutionary cycle of landscape development from fluvial action. 
A) the average height of a stream channel. 
B) a level below which a stream cannot erode its valley. 
C) the amount of discharge in a particular reach of a stream. 
D) an evolutionary cycle of landscape development from fluvial action.

Question 15

The largest material that can be carried by a stream is carried as

Accepted Answer

A) flow load. 
B) dissolved load. 
C) bed load. 
D) suspended load. 
A) flow load. 
B) dissolved load. 
C) bed load. 
D) suspended load.

Question 16

In most river basins in humid regions,discharge is highest

Accepted Answer

A) downstream. 
B) midstream. 
C) at the headwaters. 
D) upstream. 
A) downstream. 
B) midstream. 
C) at the headwaters. 
D) upstream.

Question 17

Alluvial fans are produced when flowing water loses velocity as it leaves a constricted canyon.

Accepted Answer

A) True 
 B)False

Question 18

Describe the formation and typical characteristics of a floodplain.

Accepted Answer

A floodplain is the flat,low-lying area

Question 19

The suspended load of a stream is the coarser materials that are dragged along the stream bed.

Accepted Answer

A) True 
 B)False

Question 20

A floodplain is composed of alluvium.

Accepted Answer

A) True 
 B)False

The construction of levees can actually increase the risk of a catastrophic flood.

Peak flow refers to the highest discharge that occurs during a precipitation event.

Natural levees are created during

Variations in rock resistance,climate,and hydrology can influence drainage patterns.

_______is the general term for unconsolidated clay,silt,sand,gravel,and mineral fragments deposited by running water.

The entrenchment of a river into its own floodplain produces

The statistical rating of flood discharge is based on

A squeeze-and-release action works to loosen and lift rocks in a stream channel.This is an example of

Maximum velocity in a straight channel is found

Channels with gradual slopes often develop a sinuous form called _______a pattern.

This landform results when water exists a constricted channel and loses velocity.

Nickpoints migrate downstream.

As they migrate,meandering streams erode their out outside banks,often forming a narrow neck of land that eventually erodes through and forms a _and the stream becomes_ .

The the idea of base level refers to

The largest material that can be carried by a stream is carried as

In most river basins in humid regions,discharge is highest

Alluvial fans are produced when flowing water loses velocity as it leaves a constricted canyon.

Describe the formation and typical characteristics of a floodplain.

The suspended load of a stream is the coarser materials that are dragged along the stream bed.

A floodplain is composed of alluvium.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

Population Growth and Fossil Fuel Burning the Setting for Climate Change

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Global Oceans and Seas

Snow Into Ice--The Basis of Glaciers

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

Filters

Exam 12: Drainage Basins and Drainage Patterns

The construction of levees can actually increase the risk of a catastrophic flood.

Peak flow refers to the highest discharge that occurs during a precipitation event.

Natural levees are created during

Variations in rock resistance,climate,and hydrology can influence drainage patterns.

_______is the general term for unconsolidated clay,silt,sand,gravel,and mineral fragments deposited by running water.

The entrenchment of a river into its own floodplain produces

The statistical rating of flood discharge is based on

A squeeze-and-release action works to loosen and lift rocks in a stream channel.This is an example of

Maximum velocity in a straight channel is found

Channels with gradual slopes often develop a sinuous form called _______a pattern.

This landform results when water exists a constricted channel and loses velocity.

Nickpoints migrate downstream.

As they migrate,meandering streams erode their out outside banks,often forming a narrow neck of land that eventually erodes through and forms a _______and the stream becomes_______ .

The the idea of base level refers to

The largest material that can be carried by a stream is carried as

In most river basins in humid regions,discharge is highest

Alluvial fans are produced when flowing water loses velocity as it leaves a constricted canyon.

Describe the formation and typical characteristics of a floodplain.

The suspended load of a stream is the coarser materials that are dragged along the stream bed.

A floodplain is composed of alluvium.

The Science of Geography

The Solar System,sun,and Earth

Energy Balance Essentials

Wind Essentials

Waterʹs Unique Properties

Water on Earth

Review of Earthʹs Climate System

Population Growth and Fossil Fuel Burning the Setting for Climate Change

The Pace of Change

Earthʹs Surface Relief Features

Landmass Denudation

Global Oceans and Seas

Snow Into Ice--The Basis of Glaciers

Soil Development and Soil Profiles

Energy Flows and Nutrient Cycles

Biogeographic Divisions

Filters

As they migrate,meandering streams erode their out outside banks,often forming a narrow neck of land that eventually erodes through and forms a _and the stream becomes_ .