Geography Chapter 13
littoral zone.
A general term for the coastal area and shallow offshore environment is
lagoon
A shallow saltwater body cut off from the ocean by a bay barrier is known as a
True
Barrier islands can migrate.
3.5%
The worldwide average salinity of seawater is
yardangs.
Elongated, streamlined ridges aligned parallel to the most effective wind direction are called
saltating particles; surface creep
Pebbles can be moved by ________ in a process known as ________.
neap; lowest
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.
flood tides; ebb tides
High tides are known as ________ whereas low tides are kown as ________.
Which of the following is INCORRECT regarding the littoral zone?
In general usage, it only includes the near shore area of coastal environments
barrier spit.
Material deposited in a long ridge extending out from a coast is called a
beach drift.
Particles of sand, gravels, and shells that move along the shore form
swells.
Regular patterns of smooth, rounded waves are called
leeward side
Relative to dune movement and form, a dune's slipface forms on which side?
What is the difference between an ocean and a sea?
Seas are generally smaller than an ocean and tend to be partially enclosed by land or large, inland, saline water bodies.
Which of the following is TRUE about seawater?
Seawater is a solution.
abrasion.
The grinding and shaping of rock surfaces by the "sandblasting" action of particles carried by wind is
its wavelength shortens.
The height of a tsunami grows as it approaches a coastline primarily because
True
The major erosional processes in deserts are eolian.
ripples.
The smallest features shaped by saltating grains of sand are
Which of the following is NOT correct regarding tides?
They are produced solely by the gravitational pull of the Sun.
sea cliffs
Undercutting action of the sea results in
A terrace is
an uplifted wave-cut platform.
On average, ocean water is
slightly basic.
Desert pavement refers to
surfaces of concentrated pebbles and gravels.
brackish
Seawater with less than 3.5% is termed
decrease with depth.
According to the figure above, within the mixing zone and thermocline, the average temperature and salinity
tsunami
An earthquake, a submarine landslide, or a volcanic eruption is capable of producing a
erg desert, or sand sea.
An extensive area of sand and sand dunes is known as a(n)
50%
Approximately what percentage of the United States' population live in coastal areas?
40%
Approximately what percentage of the world's population lives near the ocean?
lower than
Areas with heavy freshwater runoff and low evaporation will have ________ average salinity.
True
Dune migration threatens human structures and may adversely affect human health.
False
Dunes are the smallest features shaped by the movement of windblown sand.
True
Water can be considered a "universal" solvent.
spring; greatest
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.
breaker.
When the height of a wave exceeds its vertical stability, the wave is called a
Maximum tidal ranges
Which of the following occurs when the Sun, Moon, and Earth are in alignment (i.e., in opposition or conjunction)?
Sand seas
Which of the following terms is NOT a correct reference to desert pavement?
3.4%; 3.7%
Worldwide salinity varies between ________ and ________.
