Oceanography Chapter 7, Oceans Chapter 8, Oceanography Chapter 9

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Which of the following coasts is an example of a mixed tidal pattern? 66) _____ A) East Coast of The United States B) Gulf of Mexico C) West Coast of Africa D) West Coast of South America E) West Coast of The United States

West Coast of The United States

Which of the following caused the tsunami that killed 159 people in 1946?

A) Fault movement

________ waves also known as push-pull waves.

A) Longitudinal

Examine the five words and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Period B) Height C) Trough D) Crest E) Length

A) Period

Which type of breaker forms on moderately steep beach slopes?

A) Plunging breaker

Which type of breaker has a curling crest that moves over an air pocket?

A) Plunging breaker

Which type of breakers are the best waves for surfing?

A) Plunging breaker

Which of the following, from earliest to latest, represents the typical wave formation?

A) Sea, swell, surf

An internal wave might form ________.

A) at a density boundary within the ocean

Tidal movement, turbidity currents, wind stress, and even passing ships at the surface create ________ waves.

A) internal

Sound travels as ________ waves.

A) longitudinal

The movement of air across the ocean surface creates ________ waves.

A) ocean

Water waves are ________.

A) orbital waves

The time between two successive waves is called the ________.

A) period

The uplift or downdropping of large areas of the sea floor creates ________ waves.

A) tsunami

Waves in the surf zone begin to behave like shallow-water waves when ________.

A) water depth = wavelength/20

The horizontal distance between wave crest to crest is called the ________.

A) wavelength

The largest wind-generated waves tend to be associated with the ________.

A) westerlies

The circular motion of water molecules extends to a depth that is equal to ________.

B) wavelength/2

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2 meters and Sea B has wave heights of 5 meters, what would be the height of waves resulting from destructive interference?

C) 3 meters

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2.5 meters and Sea B has wave heights of 3.5 meters, what would be the height of waves resulting from constructive interference?

C) 6 meters

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2 meters and Sea B has wave heights of 5 meters, what would be the height of waves resulting from constructive interference?

C) 7 meters

Which of the following caused the tsunami at Krakatau in 1883?

C) Volcanic eruption

Which of the following generates most ocean waves?

C) Wind blowing across the surface

The first wave that forms when the wind begins to blow across the ocean surface is a ________.

C) capillary wave

The majority of tsunami are caused by underwater ________.

C) fault movement

The number of wave crests passing a fixed location per unit of time is called the ________.

C) wave frequency

Standing waves may be caused by ________.

C) wave reflection

The ratio of wave height to wavelength is called the ________.

C) wave steepness

The longer the ________, the faster a deep-water wave travels.

C) wavelength

Most ocean waves form as a result of ________.

C) winds blowing across the ocean surface

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2.5 meters and Sea B has wave heights of 3.5 meters, what would be the height of waves resulting from destructive interference?

D) 1 meter

What is the speed in meters per second of a deep water wave with a wavelength of 6.5 meters?

D) 3.19 meters per second

Which of the following caused the Indian Ocean tsunami of 2004?

D) Fault movement

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Wind B) Gravity wave C) Capillary wave D) Internal wave E) Sea or sea area

D) Internal Wave

Which of the following is the least frequent cause of a tsunami in recent centuries?

D) Meteorite impacts

Board surfers tend to avoid which type of breaker because they break right at the shoreline?

D) Surging breaker

Which type of breaker forms waves the present the greatest challenge to body surfers?

D) Surging breaker

Which type of breaker forms when the ocean bottom has an abrupt slope?

D) Surging breaker

Which type of breaker forms when the waves build up and break right at the shoreline?

D) Surging breaker

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Surging breaker B) Spilling breaker C) Surf D) Swell E) Plunging breaker

D) Swell

Waves that are breaking along the shore and are forming a curling crest over an air pocket are called ________.

D) plunging breakers

Constructive interference results in larger waves whereas destructive interference produces ________.

D) smaller waves

Waves that are moving faster than local wind and are sorted out by wavelength are called ________.

D) swell

A tsunami may result from ________.

D) tectonic activity on the seafloor

The fetch refers to ________.

D) the distance over which the wind blows without interruption

The low parts of the waves are called ________.

D) troughs

The speed of a shallow-water wave is proportional to ________.

D) water depth

The depth below the surface where the circular orbits become so small that movement is negligible is called the ________.

D) wave base

The time it takes one full wave to pass a fixed position is called the ________.

D) wave period

Waves converge on headlands due to ________.

D) wave refraction

In shallow-water waves the water depth is less than the ________ divided by twenty.

D) wavelength

The ________ of the Moon determines the position of the tidal bulges on Earth. 56) _____ A) apogee B) declination C) perihelion D) ecliptic E) syzygy

declination

The angular distance of the Sun or the Moon above or below the Earth's equatorial plane is called the ________. 15) _____ A) perihelion B) declination C) apogee D) ecliptic E) syzygy

declination

An increase in seawater density can be caused by a ________ in temperature or a/an ________ in salinity.

decrease; increase

Compared to an eastern boundary current in a gyre, which of the following statements is true for a western boundary current?

deeper currents, increased current velocity, warmer water, and narrower current are all true of western boundary currents

Thermohaline circulation is driven by ________.

density differences

Deep ocean currents are driven primarily by ________ and caused by ________.

density differences; differences in salinity and temperature

Grunion spawning patterns have evolved to take advantage of ________ associated with tides. 73) _____ A) water temperatures B) whirlpools and maelstroms C) deposition and erosion D) nutrient rich water E) gravitational attractions

deposition and erosion

Spring tide occurs about ________. 12) _____ A) twice per year B) once per year C) once per month D) twice per month E) once per season

twice per month

About what percent of the wind's energy is transferred to the ocean surface?

two

Which of the following is true of surface water circulation near Antarctica?

two circumpolar currents dominate it, one current that moves water to the east and one current that moves water to the west

An area that experiences semidiurnal tides will have ________. 19) _____ A) one high tide and two low tides daily B) two unequal low and high tides daily C) two high tides and two low tides of nearly equal height daily D) one low tide and two high tides daily E) one high tide and one low tide daily

two high tides and two low tides of nearly equal height daily

Surface waters are pushed away from land and replaced by nutrient-rich deep water through ________.

upwelling

Diverging surface waters are areas of ________ and ________ productivity.

upwelling; high

The Bay of Fundy is well known for which tidal characteristic? 24) _____ A) A diurnal tide B) Very low tidal range C) Two amphidromic points D) Very large seiche E) Very high tidal range

very high tidal range

Maximum tides occur once every ________ years when Earth is closest to the Sun, the Moon is closest to the Earth and the Earth-Moon-Sun system is aligned. 61) _____ A) 3300 B) 160 C) 16000 D) 1600 E) 16

1600

A full lunar tidal cycle is ________. 8) _____ A) 24 hours and 50 minutes in duration B) 48 hours in duration C) 24 hours in duration D) 12 hours 25 minutes in duration E) 12 hours in duration

24 hours and 50 minutes in duration

The 24-unit tidal power plant at the La Race River estuary in France can generate, at peak operating capacity, enough electricity to power about ________ average U.S. homes. 77) _____ A) 50,000 B) 60,000 C) 30,000 D) 40,000 E) 24,000

60,000

On average how many vessels of all size are reported missing each year without a trace?

A) 1,000

A deep-water wave occurs when the water depth is equal to at least ________.

A) 1/2 of the wavelength

What is the speed in meters per second of a deep water wave with a wavelength of 3.5 meters?

A) 2.34 meters per second

What is the speed in meters per second of a deepwater wave with a wavelength of 5 meters?

A) 2.8 meters per second

In the open ocean, 1 wave in ________ will be over twice the height of the wave average.

A) 23

Rogue waves are created along the "Wild Coast" off the southeast coast of ________, where the Agulhas Current flows directly against large Antarctic storm waves.

A) Africa

The arrangement of water masses in the southern Atlantic Ocean from the surface to the bottom is ________.

Antarctic intermediate water, north Atlantic deep water, antarctic bottom water

In the open ocean, 1 wave in ________ will be three times as high as the height of the wave average.

B) 1175

What is the speed in meters per second of a deep water wave with a wavelength of 4 meters?

B) 2.5 meters per second

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A and Sea B have wave heights of 3 meters, what would be the height of waves resulting from constructive interference?

B) 6 meters

________ waves also known as interface waves.

B) Orbital

A vast majority of all large tsunami are generated in the ________ Ocean.

B) Pacific

Examine the five words and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Progressive B) Spilling C) Longitudinal D) Orbital E) Transverse

B) Spilling

Which type of breaker has a longer life span and give surfers a longer ride than other breakers?

B) Spilling breaker

Which type of breaker is a turbulent mass of air and water that runs down the front slope of the wave as it breaks?

B) Spilling breaker

Which type of breaker results from a gently sloped ocean bottom, which gradually extracts energy from the wave over an extended distance and produces breakers with low overall energy?

B) Spilling breaker

If a surfer wishes to have a really long ride, what type of wave should he or she look for?

B) Spilling breakers

Which of the following caused the anomalously large tsunami in Papua New Guinea in 1998?

B) Underwater landslide

Refraction causes headlands to be areas of ________ surfing and sites of ________.

B) good; erosion

As a wave begins to feel bottom near a shoreline, its wave height ________.

B) increases and its wavelength decreases

Waves at the ocean surface are ________ waves.

B) orbital

Refraction causes bays, near headlands, to be areas of________surfing and sites of________.

B) poor; deposition

A tsunami is considered to be a ________.

B) shallow-water wave

Large icebergs that fall from coastal glaciers create ________ waves.

B) splash

The diameter of a wave orbital at the surface is equal to ________.

B) wave height

The ratio of wave height to wavelength is called the ________.

B) wave steepness

Wave speed of deep-water waves depends only on ________.

B) wavelength

Wave celerity is equal to ________.

B) wavelength divided by period

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A and Sea B have wave heights of 3 meters, what would be the height of waves resulting from destructive interference?

E) 0 meters

What is the speed in meters per second of a deep water wave with a wavelength of 1.5 meters?

E) 1.53 meters per second

On average how many supertankers or containerships are reported missing each year without a trace?

E) 10

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 1.5 meters and Sea B has wave heights of 3.5 meters, what would be the height of waves resulting from destructive interference?

E) 2 meters

What is the speed in meters per second of a deep water wave with a wavelength of 3 meters?

E) 2.17 meters per second

Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 1.5 meters and Sea B has wave heights of 3.5 meters, what would be the height of waves resulting from constructive interference?

E) 5 meters

Which of the following are unlikely to generate a tsunami?

E) Transform fault

________ waves also known as side-to-side waves.

E) Transverse

Ripple like clouds in the sky are an example of ________ waves.

E) atmospheric

The height of a wave depends upon ________.

E) fetch, wind duration, and wind speed

In general, the restoring force for most wind-generated waves is ________.

E) gravity

Energy travels at right angles to the direction of the vibrating particles in ________ waves.

E) transverse

Generally, ________ waves transmit energy only through solids.

E) transverse

The slight forward movement caused by the circular orbit of waves is called ________.

E) wave drift

The vertical distance between a wave crest and a wave trough is called the ________.

E) wave height

An unintended consequence of the jetty that protects the harbor entrance at Newport Harbor, California is a wave pattern that has crippled and killed many body surfers due to ________.

E) wave reflection

In deep-water waves the water depth is greater than the ________ divided by two.

E) wavelength

The speed of a deep-water wave is proportional to ________.

E) wavelength

Rogue waves tend to occur ________.

E) where storm waves move against strong surface currents

Which of the following statements about Grunion is correct? 42) _____ A) Grunion spawn on the three or four nights prior to the highest spring high tide. B) Grunion are similar to salmon in that they return to their stream of birth to spawn. C) Grunion are the only marine fish that comes completely out of water to spawn. D) Fertilized grunion eggs are ready to hatch about twenty days after spawning. E) Grunion count on the highest spring high tide to bury their eggs with sand.

Grunion are the only marine fish that comes completely out of water to spawn.

The movement of sea water at a pynocline creates ________ waves.

Internal

Identify the mismatched pair from the choices below. A) Canary Current, Gulf Stream B) Kuroshio Current, California Current C) Agulhas Current, West Australia Current D) Brazil Current, Benguela Current E) Labrador Current, Humboldt Current

Labrador current, humboldt current

Which of the following best explains why there is a difference between a lunar day and a solar day? 35) _____ A) The Moon must rotate an additional 50 minutes to catch up to Earth. B) During one Earth rotation, the Moon has continued orbiting Earth. C) The solar day and lunar day are measured from different meridians. D) The tide-generating forces of the Sun and Moon are working at right angles. E) The Sun has a stronger pull on the larger Earth versus the smaller Moon.

The Moon must rotate an additional 50 minutes to catch up to Earth.

Which of the following statements comparing a tidal power electricity-generating with a conventional thermal power plant is correct? 80) _____ A) The initial cost of building a tidal power electricity-generating plant may are lower. B) Tidal power initially requires fossil or nuclear fuels to get started. C) The periodicity of the tides is an advantage of a tidal power electricity-generating plant. D) The operating costs of a tidal power electricity-generating plant are lower. E) Conventional thermal power is considered a cleaner and renewable resource.

The operating costs of a tidal power electricity-generating plant are lower.

Which of the following statements comparing a tidal power electricity-generating with a conventional thermal power plant is correct? 43) _____ A) The operating costs of a tidal power electricity-generating plant are higher. B) Tidal power initially requires fossil or nuclear fuels to get started. C) Tidal power is considered a cleaner and renewable resource. D) The initial cost of building a tidal power electricity-generating plant may are lower. E) The periodicity of the tides is an advantage of a tidal power electricity-generating plant.

Tidal power is considered a cleaner and renewable resource.

Which of the following coasts is an example of a semidiurnal tidal pattern? 67) _____ A) Southwest Coast of South America B) West Coast of Africa C) Gulf of Mexico D) Pacific coast of Asia E) West Coast of The United States

West coast of africa

The barycenter follows ________. 2) _____ A) a pattern that parallels the Moon's orbit B) the Earth's declination C) a wavy path around the Sun D) a path that is perpendicular to the Earth's ecliptic E) a smooth orbit around the Sun

a smooth orbit around the sun

The maximum tidal currents are reported ________. 26) _____ A) at low tide B) about half way between high and low tides C) during neap tides D) at high tide E) in the intertidal zone

about half way between high and low tides

Which of the following methods are used to measure ocean surface currents directly?

accidental spills from container ships

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) California Current B) Canary Current C) Benguela Current D) West Australian Current E) Agulhas Current

agulhas current

Western intensification causes ________.

all of the choices are the result of westward intensitification

The center of an open ocean tidal system is called a/an ________. 18) _____ A) rotary center B) cotidal center C) amphidromic point D) seiche E) tidal flux

amphidromic point

The main current in Antarctic waters is the ________ Current.

antarctic circumpolar

Which of the following is the only current that completely circumscribes Earth?

antarctic circumpolar

When the Earth is at its greatest distance from the Sun, it is said to be at ________. 16) _____ A) perigee B) apogee C) perihelion D) proxigean E) aphelion

aphelion

In the United States, semidiurnal tides commonly occur along the ________. 22) _____ A) Pacific coast B) Gulf of Alaska C) Florida Keys D) Atlantic coast E) Gulf of Mexico coast

atlantic coast

The center of mass of the Earth-Moon system is called the ________. 1) _____ A) perihelion B) barycenter C) perigee D) aphelion E) apogee

barycenter

Which of the following produces a tidal current? 28) _____ A) Flood tide B) Both neap tides and spring tides C) Both ebb tides and flood tides D) Spring tide E) Ebb tide

both ebb tides and flood tides

Which of the following is a western boundary current?

brazil current

Compared to western boundary currents, eastern boundary currents are ________.

broad and slow

In the open ocean, 1 in ___ will be four times as high as the height of the wave average.

c) 300,000

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) California Current B) Gulf Stream C) North Atlantic Current D) Canary Current E) North Equatorial Current

california current

Which of the following currents contributes to the South Western United States being arid?

california current

The ________ force pulls an orbiting body toward the center of that orbit. 3) _____ A) tidal B) gravitational C) centripetal D) magnetic E) amphidromic

centripetal

When a meander from the Gulf Stream pinches off and isolates a body of water within the North Atlantic gyre, the body of water is called a ________.

cold core ring

The high parts of waves are called ___.

crests

Which of the following statements concerning tides is correct? 29) _____ A) Mixed tides are a tidal pattern in which there are two high and low tides daily of approximately equal tidal heights. B) Semidiurnal tides are a tidal pattern in which there are two high tides and two low tides per lunar day, one high tide higher than the other. C) Diurnal tides are a tidal pattern in which there is one high tide and one low tide in a lunar day. D) At perigee, tidal ranges are minimized. E) Neap tides occur when the solar tide and the lunar tides are additive, producing the highest high tide and lower low tides

diurnal tides are a tidal pattern in which there is one high tide and one low tide in a lunar day

Which of the following methods are used to measure ocean surface currents indirectly?

doppler flow meters

Converging surface waters are areas of ________ and ________ productivity.

downwelling; low

The California Current is an example of which of the following types of currents?

easter boundary current

The Benguela Current is an example of which of the following types of currents?

eastern boundary current

The Canary Current is an example of which of the following types of currents?

eastern boundary current

The Peru (Humboldt) Current is an example of which of the following types of currents?

eastern boundary current

The West Australian Current is an example of which of the following types of currents?

eastern boundary current

Water flowing out of an enclosed basin due to the tides is called a/an ________. 25) _____ A) neap tide B) flood current C) spring tide D) tidal bore E) ebb current

ebb current

Coastal winds can cause upwelling or downwelling due to which of the following?

ekman transport

The observation that ships and icebergs in the southern hemisphere float to the left of the wind direction is an example of which of the following?

ekman transport

The North Equatorial Current is an example of which of the following types of currents?

equatorial current

The South Equatorial Current is an example of which of the following types of currents?

equatorial current

During winter months, monsoon winds over the Indian Ocean ________.

flow from land to sea and are dry

Which of the following methods are used to measure deep ocean currents directly?

free-drifting argo floats

Which type of current flow moves in a circular path around a subtropical convergence, reflecting Ekman transport, gravity, and the Coriolis effect?

geostrophic circulation

The attraction between Earth and the Moon is an example of ________ force. 36) _____ A) magnetic B) resultant C) gravitational D) tectonic E) electrical

gravitational

Geostrophic circulation within a gyre is driven by ________.

gravity and the Coriolis effect

Deep-water circulation brings dense, cold, oxygen-rich water from the surface to the deep ocean because of ________.

greater dissolution of oxygen in colder water than warmer water

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) South Pacific B) North Atlantic C) South Atlantic D) Gulf of Alaska E) Indian

gulf of alaska

Which of the following coasts is an example of a diurnal tidal pattern? 64) _____ A) East Coast of The United States B) Gulf of Mexico C) West Coast of Africa D) West Coast of South America E) West Coast of The United States

gulf of mexico

Which of the following currents contributes to the South Eastern United States being humid?

gulf stream

Which of the following is NOT an eastern boundary current?

gulf stream

A spring tide ________. 11) _____ A) has very high high tides and very low low tides B) occurs at the vernal equinox C) has very little difference between high and low tides D) has moderate high and low tides E) occurs at a blue moon

has very high tides and very low low tides

If the side of the Earth that faces the Moon experiences a high tide, then the side of the Earth that is opposite from the Moon will have a ________. 7) _____ A) low tide B) neap tide C) proxigean tide D) spring tide E) high tide

high tide

Compared to Antarctic Bottom Water, North Atlantic Deep Water is ________.

higher in salinity

Which of the following currents is responsible for Peru becoming the largest producer of fish, from the sea, in the world?

humboldt current

The tide-generating force varies ________. 5) _____ A) directly with the square of the distance between the objects B) inversely with the cube of the distance between the objects C) directly with the square of the distances of the objects divided by the product of the masses D) inversely with the square of the distance between the objects E) directly with the cube of the distance between the objects

inversely with the cube of distance between the objects

In order to keep up with the tidal force of the Moon, the tidal bulge waveform moves across Earth's oceans at a speed of about 1,600 ________ per hour. 59) _____ A) centimeters B) kilometers C) meters D) miles E) fantoms

kilometers

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Density-driven circulation B) Antarctic Bottom Water C) North Atlantic Deep Water D) Kuroshio Current E) Thermohaline circulation

kuroshio current

Deep-water currents move ________ volumes of water and are much ________ than surface currents.

larger; slower

Compared with a solar day, a lunar day is ________. 9) _____ A) twice the length of a solar day B) longer than a solar day C) shorter than a solar day D) equal to a solar day E) half the length of a solar day

longer than a solar day

The most common tidal pattern around the world are ________. 21) _____ A) semidiurnal tides B) spring tides C) diurnal tides D) proxigean tides E) mixed tides

mixed tides

The minimum tidal range happens during ________ tides. 40) _____ A) fall B) neap C) spring D) summer E) winter

neap

There is destructive interference between the lunar and solar tidal bulges during ________ tides. 41) _____ A) fall B) neap C) spring D) summer E) winter

neap

The Sargasso Sea is the water that circulates around the rotation center of the ________ gyre.

north atlantic

The North Atlantic Current is an example of which of the following types of currents?

northern boundary current

The North Pacific Current is an example of which of the following types of currents?

northern boundary current

The Maelstrom off the coast of ________ is one of the strongest whirlpools in the world. 71) _____ A) Norway B) Canada C) Italy D) Scotland E) Japan

norway

An area that experiences diurnal tides will have ________. 20) _____ A) two unequal low and high tides daily B) two high tides and two low tides of nearly equal height daily C) one high tide and two low tides daily D) one low tide and two high tides daily E) one high tide and one low tide daily

one high tide and one low tide daily

Ocean surface currents transfer about ________ of the total amount of heat from the tropics to the poles.

one-third

Tidal ranges will be greatest when the Earth and the Moon are at ________. 17) _____ A) apogee B) perihelion C) perigee D) aphelion E) proxigean

perigee

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) Somali Current B) Peru Current C) Gulf Stream D) Kuroshio Current E) North Equatorial Current

peru current

Warm currents flowing ________ on the ________ sides of continents produce warm, humid conditions.

poleward; eastern

Which of the following methods are used to measure ocean surface currents indirectly?

pressure gradients

Which of the following methods are used to measure ocean surface currents directly?

propeller flow meters

Which of the following rivers has the largest tidal bores in the world? 68) _____ A) Amazon B) Qiantang C) Mississippi D) Mekon E) Thames

qiantang

Which of the following methods are used to measure ocean surface currents indirectly?

radar altimeters

Which of the following methods are used to measure ocean surface currents directly? A) Anchored buoys B) Radar altimeters C) Doppler flow meters D) Radio-transmitting float bottles E) Pressure gradients

radio-transmitting float bottles

The difference between centripetal forces and gravitational forces is called the ________. 4) _____ A) resultant force B) diurnal force C) solar force D) dynamic force E) tidal force

resultant force

Whirlpools can be created in some restricted shallow passages due to ________. 72) _____ A) wave refraction B) tsunamis or tidal waves C) reversing tidal currents D) a vertically mixed estuary E) tidal bores up low-lying rivers

reversing tidal currents

Which of the following existing or proposed tidal power plants would, upon completion, produce the most electricity? 76) _____ A) Severn Estuary B) La Race River C) Sihwa Lake D) Cook Inlet E) Annapolis River

severn estuary

If you are standing at 28 degrees north latitude, you will experience a high tide when the Moon is directly overhead. When will low tide occur? 57) _____ A) Twelve solar hours later B) Twenty-four lunar hours later C) Six lunar hours later D) Twelve lunar hours later E) Six solar hours later

six lunar hours later

Between summer and winter, which of the following currents reverses its flow direction?

somali current

Which of the following Atlantic Subtropical gyre boundary currents is split into two by a large landmass?

south equatorial current

Coastal upwelling along the coast of Chile is a result of winds from the ________ turning towards the ________ due to Ekman transport.

south; left

The West Wind Drift is an example of which of the following types of currents?

southern boundary current

The maximum tidal range happens during ________ tides. 39) _____ A) fall B) neap C) spring D) summer E) winter

spring

There is constructive interference between the lunar and solar tidal bulges during ________ tides. 38) _____ A) fall B) neap C) spring D) summer E) winter

spring

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern. A) decreased fish stock in coastal Peru B) Peruvian upwelling stops C) flooding rains in southeastern United States D) Australian drought E) strong trade winds

strong trade winds

The observation of a hill of water within all subtropical gyres is an example of which of the following?

subtropical convergence

Which of the following is not a source of deep water in the ocean?

subtropical convergence

Which of the following statements is true of surface ocean currents?

surface currents form circular patterns in the major ocean basins called 'gyres'

In a bay experiencing a mixed tidal pattern, which of the following represents the highest ebb or flood velocity? 70) _____ A) The flood current between the lower low water tide and the lower low water tide B) The few minutes during the highest high slack water C) The ebb current between the lower high water tide and the higher low water tide D) The flood current between the higher low water tide and the higher low water tide E) The ebb current between the higher high water tide and the lower low water tide

the ebb current between the higher high water tide and the lower low water tide

Which of the following statements comparing a tidal power electricity-generating with a conventional thermal power plant is correct? 79) _____ A) Conventional thermal power is considered a cleaner and renewable resource. B) The periodicity of the tides is an advantage of a tidal power electricity-generating plant. C) The operating costs of a tidal power electricity-generating plant are higher. D) The initial cost of building a tidal power electricity-generating plant may are higher. E) Tidal power initially requires fossil or nuclear fuels to get started.

the initial cost of building a tidal power electricity-generating plant are higher

In the United States, mixed tides commonly occur along ________. 23) _____ A) Cape Cod B) the Gulf of Mexico coast C) the Atlantic coast D) the Pacific coast E) the Florida Keys

the pacific coast

The El Niño Southern Oscillation can best be described as ________.

the relationship between sea surface temperature and changing atmospheric pressure

The Ekman spiral is caused by ________.

the wind and the Coriolis effect

The vertical difference between consecutive high and low tides is called the ________. 10) _____ A) tidal height B) tidal bore C) tidal range D) flood tide E) ebb tide

tidal range

The force that creates two simultaneous ocean bulges on opposite sides of Earth, directed toward or away from the Moon, is called the ________ force. 37) _____ A) tide-generating B) zenith C) barycentric D) nadir E) oceanographic

tide-generating

If the resultant force has a significant horizontal component (tangential to Earth's surface), it produces tidal bulges on Earth, creating what are known as ________. 6) _____ A) tide-generating forces B) centripetal forces C) solar bulges D) resultant forces E) lunar bulges

tide-generating forces

In the southern hemisphere, the direction of Ekman transport is always ________.

to the left of the wind direction

Cold currents flowing ________ on the ________ sides of continents produce arid conditions.

toward the equator; western

Equatorial currents are driven by the ________.

trade winds

A neap tide has ________. 13) _____ A) very high tidal range B) moderately high tidal range C) no tidal range D) very low tidal range E) moderately low tidal range

very low tidal range

The Full Moon is immediately followed by the ________ phase of the Lunar Cycle. 54) _____ A) Waning gibbous B) Waxing gibbous C) Waning crescent D) New Moon E) Waxing crescent

waning gibbous

The New Moon is immediately followed by the ________ phase of the Lunar Cycle. 55) _____ A) Waning gibbous B) Waxing crescent C) Waxing gibbous D) Waning crescent E) Full Moon

waxing crescent

Which of the following coasts has both semidiurnal and mixed tidal patterns? 65) _____ A) East Coast of The United States B) Gulf of Mexico C) West Coast of Africa D) West Coast of South America E) West Coast of The United States

west coast of South America

The Antarctic Circumpolar Current is also known as which of the following?

west wind drift

The Agulhas Current is an example of which of the following types of currents?

western boundary current

The Brazil Current is an example of which of the following types of currents?

western boundary current

The East Australian Current is an example of which of the following types of currents?

western boundary current

The Gulf Stream is an example of which of the following types of currents?

western boundary current

The Kuroshio (Japan) Current is an example of which of the following types of currents?

western boundary current

Which subtropical boundary current is faster, narrower and deeper than its counterparts?

western boundary current

The observation that one subtropical boundary current is faster, narrower, and deeper than its counterparts is an example of which of the following?

western intensification

Neap tides occur ________. 14) _____ A) at summer and winter solstice B) when the Sun is at perihelion or aphelion C) when the Moon is in quadrature D) when the Moon is full or new E) during a storm surge

when the moon is in quadrature

A tidal current can produce a rapidly spinning body of water called a vortex or ________. 27) _____ A) shoal B) whirlpool C) flood current D) ebb current E) tidal bore

whirlpool

Surface ocean currents are driven primarily by ________ and modified by ________.

wind; the Coriolis effect and land

A blue moon occurs once every few ________. 58) _____ A) months B) centuries C) generations D) decades E) years

years


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