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Unit 11 - Oceanography Review Flashcards | StudBud
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Unit 11 - Oceanography Review
Unit 11 - Oceanography Review
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1
Which event listed causes the salinity of the
ocean water
to increase?
Ocean water evaporating
Glacier melting into ocean
River flowing into ocean
Heavy rain falling in the ocean
2
What basic motion does water follow during the passage of a wave?
Up and Down
Circular
Side to Side
Forward
3
If each feature was originally a part of the same headwall, which was created by the greatest amount of erosion?
4 - Stack
3 - Arch
2 - Cave
5 - Stump
4
Artificial enrichment of a body of water by the addition of nutrients; can cause algal blooms -
Overharvesting
Eutrophication
Photosynthesis
Respiration
5
Trenches are the deepest part of the ocean floor. Where do they form?
Transform boundaries
Mid-ocean ridges
Divergent boundaries
Subduction zones
6
Vocab: a large wave caused by sudden undersea movements due to earthquakes, volcanoes, or landslides
Rogue Wave
Tidal Wave
Tsunami
Trench
7
Which letter is correctly matched with the ocean floor feature?
C - Trench
A - Abyssal Plain
D - Guyot
B - Seamount
8
Vocab: the number of grams of dissolved salt in one kilogram of seawater
Acidity
Density
Salinity
Temperature
9
Which is a FALSE description of an upwelling?
Cold, nutrient rich water
Vertical current bringing deep water to the surface
Essential for fish populations to feed
Only occur during El Nino events
10
Vocab: the zone separating the continents from the deep ocean bottom, includes shelf, slope, and rise
Sea Shore
Oceanic Edge
Continental Margin
Abyssal Plain
11
The Chesapeake Bay is NOT a(n) -
important source of food for humans
natural filter of pollution of sediment
safe place to dispose of waste
place for many animals to breed
12
What is a thermocline?
A rapid decrease of temperature
A rapid decrease in salinity
A rapid increase in temperature
A rapid increase in salinity
13
Which statement about the picture is false?
This is called a neap tide
This tide occurs twice a month
Lunar and Solar tides are stacked on top of each other
This tide produces the highest tidal range
14
At which ocean feature would the greatest amount of water pressure be exerted?
Abyssal Plain
Continental Shelf
Seamount
Trench
15
Which letter is correctly matched with the ocean floor feature?
F - Continental Slope
B - Volcanic Island
G - Guyot
D - Rift Valley
16
Which of these described the most common way that material is added to a continental shelf?
Eruption of continental volcanoes
Subduction of continental plates
Deposition of continental sediments
Evaporation from continental watersheds
17
New ocean floor is created along mid-ocean ridges. What type of boundary is this?
Collision boundary
Divergent boundary
Convergent boundary
Transform boundary
18
A boat will float higher in the Atlantic Ocean than in the Chesapeake Bay because ocean water has –
more oxygen in it.
a higher freezing point.
a greater density.
more organisms in it.
19
Which doe NOT describe a
passive margin?
East Coast is an example
Abyssal Plains are common
Large continental shelf
Lots of powerful earthquakes
20
Vocab: map that shows the depths and features of the ocean floor
Bathymetric Map
Radar
Sonar
Topographic Map
21
Water movement parallel to shore is called –
Longshore current
Upwelling
Density current
Rip current
22
How are most waves on the ocean’s surface generated?
Wind
Geologic Activity
Upwellings
The Moon
23
A semi-isolated area of the ocean; diluted by freshwater drainage from the land is called a(n) -
river basin.
watershed.
estuary.
sanctuary.
24
Which number is correctly identified?
2 - trough
4 - still water line
1 - wave height
3 - wave length
25
Which is most responsible for a seamount becoming a guyot?
Volcanic eruptions
El Nino
Shallow earthquakes
Erosion
