Ocean 115 - Introduction to Oceanography » Winter 2022 » Week 3 Post-reading Quiz
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Question #1
The _____ of water allows individual water molecules to stick together.
A.
density
B.
latent heat of fusion
C.
hydrogen bonding
D.
adhesion
E.
heat capacity
Question #2
What allows ice to float?
A.
Heat capacity of ice is lower than the heat capacity of liquid water.
B.
Surface tension of ice is lower than the surface tension of liquid water.
C.
Density of ice is lower than the density of liquid water.
D.
Adhesion of ice is lower than the adhesion of liquid water.
E.
Cohesion of ice is lower than the cohesion of liquid water.
Question #3
Ice is effective at cooling drinks because of the ____.
A.
diffusion of heat energy
B.
latent heat of vaporization
C.
latent heat of fusion
D.
sensible heat loss of water
E.
heat capacity of water
Question #4
What is the name for the density zone in which temperature changes rapidly with depth?
A.
mixed layer
B.
deep zone
C.
thermocline
D.
pycnocline
E.
halocline
Question #5
What wavelength of visible light is almost completely absorbed and converted to heat within the first few meters of the ocean?
A.
yellow light waves
B.
green light waves
C.
violet light waves
D.
red light waves
E.
blue light waves
Question #6
The average time water stays in the ocean before evaporating is about ____.
A.
9,100 years
B.
100 years
C.
4,100 years
D.
10 years
E.
9 days
Question #7
What is the term for ocean components not accounted for by the weathering of continents?
A.
excess volatiles
B.
nonconservative constituents
C.
conservative constituents
D.
trace elements
E.
colligative properties
Question #8
What type of water mass dissolves a higher concentration of gases?
A.
polar water masses
B.
subtropical water masses
C.
tropical water masses
D.
equatorial water masses
E.
temperate water masses
Question #9
The concentration of ____ increases with depth, and influences the calcium carbonate compensation depth.
A.
carbon dioxide
B.
hydrogen
C.
ammonia
D.
oxygen
E.
nitrogen
Question #10
What happens to pH levels in regions where there is excess carbon dioxide present?
A.
The pH levels increase in these regions.
B.
Carbon dioxide does not heavily impact pH levels.
C.
The seawater becomes more alkaline.
D.
The pH levels decrease in these regions.
E.
The seawater is able to buffer enough that there is no change
Question #11
Water evaporated from the ocean surface is moved by ____.
A.
wind
B.
climate
C.
precipitation
D.
cold fronts
E.
condensation
Question #12
Most weather occurs in which of the following atmospheric layers?
A.
exosphere
B.
thermosphere
C.
troposphere
D.
mesosphere
E.
stratosphere
Question #13
Water leaves the atmosphere through which process?
A.
compression
B.
expansion
C.
evaporation
D.
condensation
E.
vaporization
Question #14
Why is humid air less dense than dry air?
A.
Molecules of water vapor have more mass than the displaced nitrogen and oxygen.
B.
Molecules of water vapor have less mass than the displaced nitrogen and oxygen.
C.
Molecular movement of water vapor occupies less space than dry air.
D.
Water vapor molecules are more compressed than dry air molecules.
E.
Molecular movement of water vapor occupies more space than dry air.
Question #15
As air rises in the atmosphere it ____ and ____.
A.
expands; cools
B.
warms; precipitates
C.
compresses; cools
D.
expands; warms
E.
compresses; warms
Question #16
Which currents are the slow, deep currents that affect seawater beneath the pycnocline?
A.
thermohaline
B.
thermocline
C.
convection
D.
surface
E.
turbidity
Question #17
How much of the water in the world ocean is involved in surface currents?
A.
90%
B.
1%
C.
20%
D.
50%
E.
10%
Question #18
Surface currents are driven mainly by ____.
A.
gravity
B.
wind friction
C.
density differences
D.
temperature differences
E.
salinity differences
Question #19
What describes the theoretical direction of Ekman transport in the Southern Hemisphere?
A.
90° to the right of wind direction
B.
45° to the left of wind direction
C.
45° to the right of wind direction
D.
30° to the left of wind direction
E.
90° to the left of wind direction
Question #20
The fastest and deepest geostrophic currents are ____.
A.
cold-water currents
B.
transverse currents
C.
counter currents
D.
eastern boundary currents
E.
western boundary currents
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