EARTH SCIENCE 1086 – EXAM 4 | 2025-2026 LATEST UPDATED|250
REAL EXAM | COMPLETE QUESTIONS AND ANSWERS | 100% RATED
CORRECT | 100% VERFIED | ALREADY GRADED A+
As a stream's velocity decreases, which of the following sizes of sediments will be
deposited last?
-sand
-silt
-clay
-loam
-gravel - (answer)clay
A major difference between a barrier island and a barrier spit is
-a barrier spit is a depositional feature that connects the barrier island to the
mainland.
-a barrier spit is connected to the mainland, whereas a barrier island is not.
-barrier spits are anthropogenic, modeled after natural barrier islands.
-one of regional terminology, a barrier island and a barrier spit are the same thing.
-a barrier island is a depositional coastal feature, while a barrier split is an erosional
coastal feature. - (answer)a barrier spit is connected to the mainland, whereas a
barrier island is not.
The horizon that is commonly called topsoil is the ________ horizon.
-A
-O
-E
-B
-C - (answer)A
Which of the following is correct regarding valley glaciers?
-They occur in an unconfined environment-like an open plain.
-The snowfield sources for these glaciers are usually found right at the snowline.
-They remain stationary and do not move.
-They may range in length from 100 m (325 ft.) to 100 km (60 mi.).
,-They are also called ice caps. - (answer)They may range in length from 100 m (325
ft.) to 100 km (60 mi.).
When a river reaches a base level, its forward velocity rapidly decelerates as it enters
a larger body of standing water and a (n) ________ is formed.
-estuary
-floodplain
-delta
-stream terrace
-alluvial terrace - (answer)delta
The term used to denote the part of a volume of soil that is filled with air, gases, or
water is
-soil structure.
-soil moisture.
-porosity.
-soil texture.
-permeability. - (answer)porosity.
The sediment load that travels in solution is
-flow load.
-suspended load.
-saltation.
-bed load.
-dissolved load. - (answer)dissolved load.
Bed load is moved by
-suspension only.
-saltation only.
-traction only.
-saltation, traction, and suspension.
-both saltation and traction, but not suspension. - (answer)both saltation and traction,
but not suspension.
A(n) ________ is a valley carved by a small tributary glacier stranded high above
the mail valley floor because the primary glacier eroded the main valley much
deeper.
,-hanging valley
-arête
-horn
-col
-tarns - (answer)hanging valley
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 ________.
-point bar; wider
-cutoff; straighter
-meander scar; narrower
-neck; longer
-cutback; more sinuous - (answer)cutoff; straighter
In which of the following areas would one likely find Oxisols?
-primarily in grasslands
-higher latitudes, especially areas dominated by permafrost
-in mountainous areas with steep slopes
-areas with Mediterranean climates
-tropical regions - (answer)tropical regions
A wave-cut platform is the erosional remnant of a
-barrier island.
-tombolo.
-spit.
-cliff.
-sea stack. - (answer)cliff.
A plant that is unable to extract needed water from soil has reached its
-wilting point.
-field capacity.
-permeability.
-cation-exchange.
-porosity. - (answer)wilting point.
, In terms of pedogenic regimes, the process that concentrates salts in soils in climates
with high evapotranspiration is
-salinization.
-calcification.
-gleization.
-podzolization.
-laterization. - (answer)salinization.
The ________ of a glacier is where snowfall and moisture collect and compact to
ice in the winter, and ice persists throughout the summer.
-accumulation zone
-terminal moraine
-ice field
-cirque
-snow line - (answer)accumulation zone
On average, floods in the United States cause about ________ in annual losses.
-$6 billion
-$700 million
-$100 million
-$950 million
-$12 million - (answer)$6 billion
Which of the following is used to measure streamflow?
-statistical methods of probability
-reservoirs
-barometer and sling psychrometer
-current meter
-evaporimeters - (answer)current meter
Wave action works to straighten a coast as wave energy focuses around headlands
and tends to disperse energy in coves and bays in a process called
-breakers.
-tidal bore.
-longshore current.
-wave train.
REAL EXAM | COMPLETE QUESTIONS AND ANSWERS | 100% RATED
CORRECT | 100% VERFIED | ALREADY GRADED A+
As a stream's velocity decreases, which of the following sizes of sediments will be
deposited last?
-sand
-silt
-clay
-loam
-gravel - (answer)clay
A major difference between a barrier island and a barrier spit is
-a barrier spit is a depositional feature that connects the barrier island to the
mainland.
-a barrier spit is connected to the mainland, whereas a barrier island is not.
-barrier spits are anthropogenic, modeled after natural barrier islands.
-one of regional terminology, a barrier island and a barrier spit are the same thing.
-a barrier island is a depositional coastal feature, while a barrier split is an erosional
coastal feature. - (answer)a barrier spit is connected to the mainland, whereas a
barrier island is not.
The horizon that is commonly called topsoil is the ________ horizon.
-A
-O
-E
-B
-C - (answer)A
Which of the following is correct regarding valley glaciers?
-They occur in an unconfined environment-like an open plain.
-The snowfield sources for these glaciers are usually found right at the snowline.
-They remain stationary and do not move.
-They may range in length from 100 m (325 ft.) to 100 km (60 mi.).
,-They are also called ice caps. - (answer)They may range in length from 100 m (325
ft.) to 100 km (60 mi.).
When a river reaches a base level, its forward velocity rapidly decelerates as it enters
a larger body of standing water and a (n) ________ is formed.
-estuary
-floodplain
-delta
-stream terrace
-alluvial terrace - (answer)delta
The term used to denote the part of a volume of soil that is filled with air, gases, or
water is
-soil structure.
-soil moisture.
-porosity.
-soil texture.
-permeability. - (answer)porosity.
The sediment load that travels in solution is
-flow load.
-suspended load.
-saltation.
-bed load.
-dissolved load. - (answer)dissolved load.
Bed load is moved by
-suspension only.
-saltation only.
-traction only.
-saltation, traction, and suspension.
-both saltation and traction, but not suspension. - (answer)both saltation and traction,
but not suspension.
A(n) ________ is a valley carved by a small tributary glacier stranded high above
the mail valley floor because the primary glacier eroded the main valley much
deeper.
,-hanging valley
-arête
-horn
-col
-tarns - (answer)hanging valley
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 ________.
-point bar; wider
-cutoff; straighter
-meander scar; narrower
-neck; longer
-cutback; more sinuous - (answer)cutoff; straighter
In which of the following areas would one likely find Oxisols?
-primarily in grasslands
-higher latitudes, especially areas dominated by permafrost
-in mountainous areas with steep slopes
-areas with Mediterranean climates
-tropical regions - (answer)tropical regions
A wave-cut platform is the erosional remnant of a
-barrier island.
-tombolo.
-spit.
-cliff.
-sea stack. - (answer)cliff.
A plant that is unable to extract needed water from soil has reached its
-wilting point.
-field capacity.
-permeability.
-cation-exchange.
-porosity. - (answer)wilting point.
, In terms of pedogenic regimes, the process that concentrates salts in soils in climates
with high evapotranspiration is
-salinization.
-calcification.
-gleization.
-podzolization.
-laterization. - (answer)salinization.
The ________ of a glacier is where snowfall and moisture collect and compact to
ice in the winter, and ice persists throughout the summer.
-accumulation zone
-terminal moraine
-ice field
-cirque
-snow line - (answer)accumulation zone
On average, floods in the United States cause about ________ in annual losses.
-$6 billion
-$700 million
-$100 million
-$950 million
-$12 million - (answer)$6 billion
Which of the following is used to measure streamflow?
-statistical methods of probability
-reservoirs
-barometer and sling psychrometer
-current meter
-evaporimeters - (answer)current meter
Wave action works to straighten a coast as wave energy focuses around headlands
and tends to disperse energy in coves and bays in a process called
-breakers.
-tidal bore.
-longshore current.
-wave train.
