Geography Chapter 13 Answers – Flashcards
Unlock all answers in this set
Unlock answersquestion
A shallow saltwater body cut off from the ocean by a bay barrier is known as a
answer
lagoon
question
Seawater is a solution.
answer
Which of the following is TRUE about seawater?
question
Particles of sand, gravels, and shells that move along the shore form
answer
beach drift.
question
an uplifted wave-cut platform.
answer
A terrace is
question
The worldwide average salinity of seawater is
answer
3.5%
question
The grinding and shaping of rock surfaces by the "sandblasting" action of particles carried by wind is
answer
abrasion.
question
When the Sun and Moon are on the same side Earth or on opposite sides of earth, the ________ tide occurs and results in the ________ tidal range between low and high tides.
answer
spring; greatest
question
Material deposited in a long ridge extending out from a coast is called a
answer
barrier spit.
question
Pebbles can be moved by ________ in a process known as ________.
answer
saltating particles; surface creep
question
Undercutting action of the sea results in
answer
sea cliffs
question
Seawater with less than 3.5% is termed
answer
brackish
question
Which of the following occurs when the Sun, Moon, and Earth are in alignment (i.e., in opposition or conjunction)?
answer
Maximum tidal ranges
question
In general usage, it only includes the near shore area of coastal environments
answer
Which of the following is INCORRECT regarding the littoral zone?
question
Areas with heavy freshwater runoff and low evaporation will have ________ average salinity.
answer
lower than
question
An extensive area of sand and sand dunes is known as a(n)
answer
erg desert, or sand sea.
question
Barrier islands can migrate.
answer
True
question
Approximately what percentage of the world's population lives near the ocean?
answer
40%
question
An earthquake, a submarine landslide, or a volcanic eruption is capable of producing a
answer
tsunami
question
When the height of a wave exceeds its vertical stability, the wave is called a
answer
breaker.
question
Approximately what percentage of the United States' population live in coastal areas?
answer
50%
question
When the Sun and Moon are neither in conjunction or opposition, the ________ tide occurs and results in the ________ tidal range between low and high tides.
answer
neap; lowest
question
Water can be considered a "universal" solvent.
answer
True
question
According to the figure above, within the mixing zone and thermocline, the average temperature and salinity
answer
decrease with depth.
question
Seas are generally smaller than an ocean and tend to be partially enclosed by land or large, inland, saline water bodies.
answer
What is the difference between an ocean and a sea?
question
surfaces of concentrated pebbles and gravels.
answer
Desert pavement refers to
question
The height of a tsunami grows as it approaches a coastline primarily because
answer
its wavelength shortens.
question
Which of the following terms is NOT a correct reference to desert pavement?
answer
Sand seas
question
Worldwide salinity varies between ________ and ________.
answer
3.4%; 3.7%
question
A general term for the coastal area and shallow offshore environment is
answer
littoral zone.
question
Dune migration threatens human structures and may adversely affect human health.
answer
True
question
slightly basic.
answer
On average, ocean water is
question
Dunes are the smallest features shaped by the movement of windblown sand.
answer
False
question
They are produced solely by the gravitational pull of the Sun.
answer
Which of the following is NOT correct regarding tides?
question
Elongated, streamlined ridges aligned parallel to the most effective wind direction are called
answer
yardangs.
question
Regular patterns of smooth, rounded waves are called
answer
swells.
question
Relative to dune movement and form, a dune's slipface forms on which side?
answer
leeward side
question
The major erosional processes in deserts are eolian.
answer
True
question
The smallest features shaped by saltating grains of sand are
answer
ripples.
question
High tides are known as ________ whereas low tides are kown as ________.
answer
flood tides; ebb tides
question
The smallest features shaped by saltating grains of sand are
answer
ripples.
