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The largest oil spill in U.S.history was


A) Exxon-Valdez,1989.
B) Belle Fourche,2016.
C) Ocean Eagle,1968.
D) African Queen,1958.
E) Deepwater Horizon,2010.

F) C) and D)
G) B) and C)

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Large,lithified formations of calcium carbonate formed from both living and skeletal coral colonies are called


A) atolls.
B) coral reefs.
C) barrier islands.
D) tombolos.
E) zooxanthellae.

F) A) and E)
G) B) and C)

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How do barrier islands form? What are the hazards associated with them? Why is it generally unwise for humans to inhabit them?

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Barrier beaches are long,narrow depositi...

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The chemical composition of seawater may be affected by


A) the atmosphere only.
B) sediments only.
C) marine organisms only
D) minerals only.
E) the atmosphere,marine organisms,minerals,and ocean sediments.

F) All of the above
G) A) and B)

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Which of the following is not correct regarding tides?


A) They are produced solely by the gravitational pull of the Sun.
B) They are complex twice daily oscillations in sea level.
C) They are influenced by the size,depth,and topography of ocean basins.
D) They are influenced by shoreline configuration and latitude.
E) They also exist in large lakes,though tidal range is often small.

F) A) and D)
G) C) and D)

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When interfering waves are in alignment so that the crests and troughs from one wave train are in phase with of another,amplified waves called may ____occur.


A) longshore currents
B) wave refraction
C) tsunami
D) rip currents
E) rogue waves

F) C) and D)
G) A) and C)

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Describe the physical composition of seawater.

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Seawater is a solution.The concentration...

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Higher than average seawater salinity may results from


A) the influx of river water into the ocean.
B) stagnation of water in a floodplain swamp.
C) high evapotranspiration rates.
D) heavy rainfall and low temperatures.
E) melting of sea ice.

F) C) and D)
G) B) and D)

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Groins,jetties,and breakwaters are examples of ___shoreline protection whereas beach nourishment is an example of ____shoreline protection.


A) practical;impractical
B) artificial;natural
C) natural;artificial
D) soft;hard
E) hard;soft

F) B) and E)
G) A) and E)

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Beaches are


A) places where sediment is stable and unchanging.
B) permanent coastal features.
C) places along the coast where sediment is reworked and deposited.
D) always composed of sand.
E) the near coastal area that ranges from the high tide point to the highest on shore waterline.

F) B) and C)
G) A) and E)

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Which of the following is not an example of an erosional coastal landform?


A) sea arch
B) tombolo
C) wave-cut platform
D) notched cliff
E) sea terrace

F) C) and E)
G) D) and E)

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A general term for the coastal area and shallow offshore environment is


A) shoreline.
B) coast.
C) coastline.
D) littoral zone.
E) mixing zone.

F) C) and D)
G) A) and B)

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A _____is deposited sediment that connects a shoreline with an offshore island.


A) barrier spit
B) lagoon
C) tombolo
D) baymouth bar
E) beach

F) None of the above
G) A) and C)

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Discuss a how a tsunami is formed,how it behaves in the open ocean,and how it behaves when it contacts the shore.Include its physical characteristics,travel speed and pattern,and nature of impact with land.

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A tsunami is a series of waves generated...

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A major difference between a barrier island and a barrier spit is


A) a barrier spit is connected to the mainland,whereas a barrier island is not.
B) barrier spits are anthropogenic,modeled after natural barrier islands.
C) a barrier spit is a depositional feature that connects the barrier island to the mainland.
D) one of regional terminology,a barrier island and a barrier spit are the same thing.
E) a barrier island is a depositional coastal feature,while a barrier split is an erosional coastal feature.

F) D) and E)
G) All of the above

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Which of the following is not a cause of the ejection of nutrient-providing algae from coral?


A) pollution only
B) sedimentation only
C) oceanic acidification only
D) warming sea-surface temperatures only
E) pollution,sedimentation,acidification,and warming temperatures

F) C) and E)
G) A) and D)

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When the Sun and Moon are on the same side of Earth or on opposite sides of Earth,the _____occurs and results in the ____tidal range between low and high tides.


A) spring tides;lowest
B) spring tides;highest
C) neap tides;lowest
D) neap tides;highest
E) tidal bore;lowest

F) A) and B)
G) B) and E)

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When coral expel their own nutrient-supplying algae,a phenomena called often follows.


A) bleaching
B) symbiosis
C) massive coral mortality (mcm)
D) coloration
E) reef deterioration

F) All of the above
G) B) and E)

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Describe the formation and characteristics of salt marshes and mangrove swamps.What are the factors necessary for the creation of each? What are the spatial extents of each kind?

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In some coastal areas,organic-rich sedim...

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Areas in which the land is typically rising in relation to sea level are called


A) emergent coastlines.
B) submergent coastlines.
C) wave refraction.
D) tidal bore.
E) longshore coastlines.

F) B) and C)
G) A) and E)

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