Question 1

A(n)________ flood will occur when an engineered structure fails and releases large quantities of stored water.

Accepted Answer

A) ice-jam 
B) regional 
C) flash flood 
D) dam-failure 
A) ice-jam 
B) regional 
C) flash flood 
D) dam-failure

Question 2

If clay particles are smaller than silt particles, why is it harder for moving water to pick up clay?

Accepted Answer

Clay will adhere to other clay

Question 3

What is the minimum velocity needed for a 0.8 mm sand particle transition from a state of deposition to transportation?

Accepted Answer

A) 5 cm/sec 
B) 1 cm/sec 
C) 15 cm/sec 
D) 23 cm/sec 
A) 5 cm/sec 
B) 1 cm/sec 
C) 15 cm/sec 
D) 23 cm/sec

Question 4

Which of the following is not one of the three basic stream channel morphologies?

Accepted Answer

A) Straight channel 
B) Meandering stream 
C) Braided stream 
D) Bedrock channel 
A) Straight channel 
B) Meandering stream 
C) Braided stream 
D) Bedrock channel

Question 5

Which of the following particle sizes is most likely to make up a stream's suspended load?

Accepted Answer

A) Gravel 
B) Clay 
C) Sand 
D) Silt 
A) Gravel 
B) Clay 
C) Sand 
D) Silt

Question 6

X marks the site of oil drums that were illegally buried by the Shay-Dee Oil Corporation.These oil drums have begun leaking and the leaking oil has flowed downslope to the stream below, contaminating the stream.Which stream drainage basins would be affected by this oil?

Accepted Answer

A) B alone 
B) C and A 
C) D, C, and A 
D) All drainage basins 
A) B alone 
B) C and A 
C) D, C, and A 
D) All drainage basins

Question 7

What are three methods a stream can use to erode bedrock?

Accepted Answer

Quarrying,

Question 8

What is the geologic definition of a stream?

Accepted Answer

A) A river of water that carries large volumes of water and has many tributaries 
B) A stagnant body of water with little current and low oxygen content 
C) A large lake system 
D) A channelized body of water flowing down gradient 
A) A river of water that carries large volumes of water and has many tributaries 
B) A stagnant body of water with little current and low oxygen content 
C) A large lake system 
D) A channelized body of water flowing down gradient

Question 9

What kind of streamflow is present in this image?

Accepted Answer

A) Braided flow 
B) Laminar flow 
C) Turbulent flow 
D) Overland flow 
A) Braided flow 
B) Laminar flow 
C) Turbulent flow 
D) Overland flow

Question 10

As stream velocity slows, the smallest particles get deposited first.

Accepted Answer

A) True 
 B)False

Question 11

Streams carry most of their sediment load in the form of suspended load.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following locations is a likely place to find a braided stream?

Accepted Answer

A) Flowing across a stream delta 
B) Flowing across a desert 
C) Flowing through a karst region 
D) Flowing from the terminus of a glacier 
A) Flowing across a stream delta 
B) Flowing across a desert 
C) Flowing through a karst region 
D) Flowing from the terminus of a glacier

Question 13

________ are flat areas along streams that are created by the deposition of alluvium and is subject to periodic inundation.

Accepted Answer

A) Terraces 
B) Floodplains 
C) Riffles 
D) Bars 
A) Terraces 
B) Floodplains 
C) Riffles 
D) Bars

Question 14

Which type of channel (bedrock or alluvial)will have meandering streams?

Accepted Answer

The answer of Which type of channel (bedrock or alluvial)will...

Question 15

Which of the following scenarios represents the best nonstructural approach to flood control?

Accepted Answer

A) Building an artificial levee two feet taller than the highest recorded flood 
B) Managing a floodplain to limit development in sensitive areas 
C) Paving the floodplain to increase the velocity of floodwaters 
D) Creating a series of dams and reservoirs to store floodwater and release it slowly over time 
A) Building an artificial levee two feet taller than the highest recorded flood 
B) Managing a floodplain to limit development in sensitive areas 
C) Paving the floodplain to increase the velocity of floodwaters 
D) Creating a series of dams and reservoirs to store floodwater and release it slowly over time

Question 16

What is infiltration?

Accepted Answer

A) The transition from liquid to gas as a result of increases in temperature 
B) Plants taking in water 
C) Water soaking into the ground 
D) Water running off the surface and entering a channel 
A) The transition from liquid to gas as a result of increases in temperature 
B) Plants taking in water 
C) Water soaking into the ground 
D) Water running off the surface and entering a channel

Question 17

What kind of stream channel is visible here?

Accepted Answer

A) Laminar channel 
B) Braided channel 
C) Meandering channel 
D) Overflow channel 
A) Laminar channel 
B) Braided channel 
C) Meandering channel 
D) Overflow channel

Question 18

When precipitation falls, water may not immediately soak in, run off, or evaporate.

Accepted Answer

A) True 
 B)False

Question 19

What is the mouth of a stream?

Accepted Answer

A) The location where one stream flows into another body of water 
B) The location where streamflow begins 
C) The location where streamflow evaporates 
D) The location where streams diverge into distributary channels 
A) The location where one stream flows into another body of water 
B) The location where streamflow begins 
C) The location where streamflow evaporates 
D) The location where streams diverge into distributary channels

Question 20

Levees are artificial, not natural formations.

Accepted Answer

A) True 
 B)False

Exam 16: Running Water

A(n)________ flood will occur when an engineered structure fails and releases large quantities of stored water.

If clay particles are smaller than silt particles, why is it harder for moving water to pick up clay?

What is the minimum velocity needed for a 0.8 mm sand particle transition from a state of deposition to transportation?

Which of the following is not one of the three basic stream channel morphologies?

Which of the following particle sizes is most likely to make up a stream's suspended load?

X marks the site of oil drums that were illegally buried by the Shay-Dee Oil Corporation.These oil drums have begun leaking and the leaking oil has flowed downslope to the stream below, contaminating the stream.Which stream drainage basins would be affected by this oil?

What are three methods a stream can use to erode bedrock?

What is the geologic definition of a stream?

What kind of streamflow is present in this image?

As stream velocity slows, the smallest particles get deposited first.

Streams carry most of their sediment load in the form of suspended load.

Which of the following locations is a likely place to find a braided stream?

________ are flat areas along streams that are created by the deposition of alluvium and is subject to periodic inundation.

Which type of channel (bedrock or alluvial)will have meandering streams?

Which of the following scenarios represents the best nonstructural approach to flood control?

What is infiltration?

What kind of stream channel is visible here?

When precipitation falls, water may not immediately soak in, run off, or evaporate.

What is the mouth of a stream?

Levees are artificial, not natural formations.

An Introduction to Geology

Plate Tectonics: a Scientific Revolution Unfolds

Matter and Minerals

Magma, Igneous Rocks, and Intrusive Activity

Volcanoes and Volcanic Hazards

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes

Earths Interior

Divergent Boundaries

Convergent Boundaries

Mass Wasting

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Global Climate Change

Earths Evolution Through Geologic Time

Energy and Mineral Resources

Touring Our Solar System

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