Chapter 16- Geography (Earth Science)

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The concentration of dissolved solids in the seawater is called _______

Salinity

The destruction of a mangrove swamp might lead to

-the loss of aquatic species -the erosion of the coast -sediment accumulation one nearby reefers, and their consequent death

Worldwide average salinity is ______

3.5%

Which of the following is incorrectly matched?

spring tides-high tides only

An earthquake, submarine landslide, or eruption of undersea volcano is capable of producing a

tsunami

Which of the following is not an example of a depositional coastal landform?

wave-cut platform

Which of the following is true of the ocean deep zone?

The water in this zone does not freeze because of the intense pressure exerted by the weight of overlying water; the water in this zone does not freeze because of its salinity

Which of the following is not related to coral rock formations?

bay barriers and barrier splits

Brine water results from

high evaporation rates

Brackish water would most likely occur

in a deltaic swamp

The height of a tsunami grows as it approaches a coastline primarily because

its wavelength shortens

A general term for the coastal environment is

littoral zone

Which of the following occurs when the Sun, Moon, and Earth are in alignment (i.e., in opposition or conjunction)?

maximum tidal ranges occur

About 2% of the oceanic mass comprise the

mixing zone of blended solutes and temperatures

Because the algae which live in symbiotic relationship with coral perform _______, corals _____

photosynthesis; must live in water that is penetrated by light

A coral is a type of ______ that secretes _____ to form an organic rock home

polyp; calcium carbonate

Although many elements are dissolved in seawater; no gases are dissolved in it.

False

As the evaporation rate increases, salinity decreases.

False

Brine water tends to occur near coastal deltas

False

Seawater is not a solution.

False

The largest ocean in the world in terms of area is the _______ and the smallest ocean in terms of the area is _______.

Pacific; Artic

The Moon's gravitational pull on the Earth is greater than that of the Sun's

True, because its closer

A terrace is

an uplift wave-cut platform

Coral formations

are made of animals living symbolically with simple algae

Fro inland to the ocean, which sequence of zones is correct?

coast, backshore, foreshore, nearshore

An atoll is approximately _____ in shape because it forms _____

circular; around submerge volcanic islands

Near the shore, waves of transition begin to "feel bottom" and, as a result, the orbits of the water molecules in the wave become more ________. The process eventually cause _____ to form.

elliptical; breakers

As regards wetlands; which of the following is correctly matched?

salt marsh-- poleward of the 30th parallel in either hemisphere

Waves in shallow water that "feel bottom" are ____ and more ______ spaced than the swell they are related to.

taller, closely

Which of the following is not true of tides?

they are produced solely by the gravitational pull of the sun

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

tombolo


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