World Ocean Exam 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | 3.5% or 35 o/oo
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| show | sea ice melting and precipitation
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| show | sea ice forming and evaporation
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| show | thermocline
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| Ocean water has an average pH of 8.1 which means it is slightly acidic. True or false? | show 🗑
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| show | False
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| An increase in salinity will decrease density of surface ocean water. True or False? | show 🗑
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| What is seawater's surface salinity from highest to lowest by location? | show 🗑
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| In an isothermical and isopycnal water column, surace and deep waters can mix. True or False? | show 🗑
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| Halite or sodium chloride is the most common salt in seawater. True or False? | show 🗑
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| show | the storm surge
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| The Tropic of Capricorn is located at? | show 🗑
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| show | counterclockwise
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| show | Trade Winds
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| show | Prevailing Westerlies
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| show | Horse Latitudes
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| A land breeze blows? | show 🗑
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| Icebergs are a form of sea ice. True or False? | show 🗑
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| show | Geological uplifting of the ocean basins
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| Satellite data show that the rate of sea level rise since 1993 is on average about...? | show 🗑
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| show | North Atlantic Ocean
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| During winter months, monsoon winds over the Indian Ocean..? | show 🗑
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| The El Nino weather pattern is associated with? | show 🗑
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| show | density
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| show | False
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| show | True
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| The most dense ocean water mass is the? | show 🗑
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| Which water mass originates in the far North Atlantic (like near Greenland)? | show 🗑
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| show | Oxygen levels
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| show | Intensified trade winds blowing from east to west
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| Within the water molecule, oxygen and hydrogen atoms are joined by? | show 🗑
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| The attraction between the "+" H side and the "-" O side of adjacent water molecules is? | show 🗑
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| Water is relatively slow to change temperature (compared to land for example) because of its...? | show 🗑
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| show | Latent heat of Vaporization
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| The most abundant ion in ocean water is..? | show 🗑
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| Chesapeake Bay water with a salinity of 20o/oo is...? | show 🗑
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| Which of these processes increases seawater salinity? | show 🗑
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| show | pH decreases
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| The highest surface ocean salinities are found...? | show 🗑
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| show | decrease
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| The highest density seawater in the open ocean is in the..? | show 🗑
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| The water column in polar waters is isothermal and isopycnal. True or False? | show 🗑
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| show | a Halocline
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| show | Solar Radiation
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| Snow and Ice has a greater albedo than Vegetation and Land. True or False? | show 🗑
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| show | Between the Tropics of Cancer and Capricorn
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| A ball thrown from Mexico City toward chicago will land...... | show 🗑
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| show | Too far west
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| show | Low pressure and Rain
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| An easterly wind blows from the west toward the east. True or False? | show 🗑
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| Hadley cells are found? | show 🗑
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| show | around 60 degrees
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| show | High pressure and Clear skies
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| show | True
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| Primary productivity in high latitudes does not begin until ice has melted to expose open water. True or False? | show 🗑
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| show | Northward
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| show | Carbon Dioxide
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| show | Changing temperatures and precipitation patterns
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| The keeling curve shows steadily decreasing levels of atmospheric carbon dioxide. True or False? | show 🗑
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| show | True
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| In the northern hemisphere, hurricanes rotate...? | show 🗑
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| A sea breeze will blow...? | show 🗑
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| show | Prevailing Westerlies
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| The Keeling Curve shows increasing levels of..? | show 🗑
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| Hurricanes intensify over land. True or False? | show 🗑
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| H2O is a polar molecule, what does that mean? | show 🗑
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| What are some of water's unusual properties? | show 🗑
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| How dowater's unusual properties impact us? | show 🗑
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| show | HALOCLINE-layer of rapidly changing salinity with depth. THERMOCLINE-layer of rapidly changing temperature with depth. PYCNOCLINE-layer of rapidly changing density with depth
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| show | Because of uneven solar heating. The tilt of the Earth axis (towards/away from the sun)
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| What is the Coriolis Effect? | show 🗑
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| show | (look over map) HIGH PRESSURE ZONES-Subtropical highs, polar highs> clear & dry. LOW PRESSURE ZONES-Equatorial low, Subpolar zones> overcast with precipitation. CELLS= Hadley-0-30 Ferrel-30-60 Polar-60-90 (winds named for where they originate)
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| How do icebergs & sea ice differ? | show 🗑
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| show | Higher Sea Levels, Disrupting life of polar bears, productivity happens with in sea ice, aka food chain is already dying
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| show | *melting/enlargement of icecaps/glaciers. *rising sealevels. *severe storms. higher than normal sea temps. *severe droughts/increase precip. water contamination-outbreaks of water-bourne illness.*longer/more intense heatwaves. shifted distribution of life
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| show | EASTERN- pole to equator, wide, slow, shallow. WESTERN- equator to pole, narrow, fast, deep.
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| show | because of heat capacity differences between land and water depending on the season
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| show | wind, tectonic activity, currents meeting, landslides, ships
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| show | DEEP- depth is greater than base. SHALLOW- celerity=depth less than 1/20 of wavelength, more interaction with the land
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| show | CONSTRUCTIVE- increase wave height. DECONSTRUCTIVE- decreases wave height. **mixed variable pattern= most common
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| What is a rogue wave? | show 🗑
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| show | wave speed decreases, wavelength decreases, wave height increases, wave steepness increases
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| Signs of tsunami and what to do. | show 🗑
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| In the southern hemisphere, Ekman transport pushes surface water..? | show 🗑
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| show | counterclockwise
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| show | warms and rises creating LP
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| During summer months, Indian Basin monsoon winds? | show 🗑
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| show | High P and dry weather
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| The western South Pacific normally experiences? | show 🗑
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| show | El Nino conditions
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| Intensified trade winds, strong upwelling off Peru, cool water temps across the Equatorial Pacific signal? | show 🗑
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| show | wavelength increases
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| show | run for high ground as fast as you can
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| show | True
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| show | shallow-water wave
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| Waves converge on headlands due to? | show 🗑
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| show | sea, swell, surf
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| show | tectonic activity on the seafloor
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| The largest wind-generated waves tend to be associated with? | show 🗑
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| The area of breaking waves along a shoreline is called the? | show 🗑
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| show | spilling breakers
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| show | tide
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| A wave has a wavelength of 100 feet. At which heights will the wave not yet break? 2ft 5 ft 10ft | show 🗑
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| show | wind
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| The speed or celerity of a deep water wave is proportional to? | show 🗑
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| show | water depth
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| show | constructive interference
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| show | decreases
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| show | decreases
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| show | increases
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| show | increases
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| You have young children and want a beach that slopes slowly from shallow to deep water. you look for which type of breaker? | show 🗑
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| show | True
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| show | Seafloor tectonic activity
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| With its long wavelength, a tsunami is everywhere..? | show 🗑
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| Most tsunamis occur in the? | show 🗑
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