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Earth's Oceans Flashcards | StudBud
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Earth's Oceans
Earth's Oceans
30 terms
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Review connect to GSE S6E3
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Features of the ocean basin include all of these EXCEPT . . .
Abyssal Plain
Trench
Continental Slope
Mid-ocean ridges
2
The density of ocean water depends primarily on __________________ and ___________________.
Dissolved gases and minerals
Temperature and salinity
Trace elements and salinity
Salinity and dissolved gases
3
Surface currents are a result of...
Density
Earth's Rotation
all of the above
Global Wind Patterns
4
A deep canyon in the ocean floor is called a(n)
continental shelf
seamount
trench
abyssal plain
5
As salinity increases....
Density increases
Density decreases
6
What is the main cause surface waves in the ocean?
sun
animals
wind
earthquakes
7
Which structure is a seamount?
G
C
F
K
8
How are deep currents and surface currents similar?
They both occur at the surface
They both occur deep below the surface
They both are caused by wind
They are both ocean currents
9
Two factors that affect the salinity of ocean water are
evaporation and temperature.
light and chemicals.
salinity and light.
temperature and energy.
10
The sloping surface between the outer edge of the continental shelf and the ocean basin.
Continental Shelf
Seamount
Continental Slope
Basin
11
Deep ocean currents are driven by:
Harsh weather.
Difference in temperature and salinity.
The mixture of freshwater and salt water.
High amount of movement on sea floor.
12
Salinity is....
A small percent of water in the air
A water chemical
The amount of dissolved salts in a give amount of liquid
The amount of dissolved sodium in a given amount of liquid
13
The height of sea waves depends upon the speed of the wind and
the density of the water
the depth of the water
its direction
how long the wind has been blowing
14
Most ocean pollution is related to
natural
activities.
True
animal
unharmful
human
15
An area where super-heated water rises through cracks in the ocean floor is called a(n)
hydrothermal vent.
atoll.
estuary.
tide pool.
16
Which ocean has the highest salinity? (The saltiest ocean)
Atlantic
Pacific
Arctic
Indian
17
A continental shelf is the flat area of an ocean basin.
False
True
18
What is the average salinity of the ocean?
2.5%
3.5%
1.5%
4.5%
19
Large, circular ocean current systems that often encompass an entire ocean basin are known as
Whirl Pool
The coriolis effect
El nino
Gyres
20
Is the ocean floor flat.
not completely
no
yes
21
As ocean water in a tide pool warms and evaporates, the remaining water becomes
calmer.
darker.
saltier.
cooler.
22
These circulate warm and cold ocean waters in convection patterns and influence climate.
surface currents
Convection currents
climate zones
global wind belts
23
What are tides?
The amount of salt in the oceans
Waves of the oceans
The alternate rise and fall of the oceans
The sounds the oceans make
24
A nearly flat region of the ocean floor, covered with thick layers of sediment, is called a(n)
seamount.
mid-ocean ridge.
abyssal plain.
continental slope.
25
Deep currents form as a result of...
Energy Differences
Density Differences
Pressure Differences
Wind
26
A technique that uses sound waves to measure the depth of the ocean floor is
weighted lines
SCUBA
dredging
SONAR
27
What causes tides?
Gravitational pull of only the moon
Climate
Wind
Gravitational pull of the sun and moon
28
What is the study of the ocean?
meteorology
astronomy
oceanography
geology
29
Sequence the seafloor features as you move from the shoreline outward into the ocean.
continental slope - abyssal plain - mid-ocean ridge
continental slope - continental shelf - abyssal plain
continental shelf - continental slope - mid-ocean ridge
continental shelf - continental slope - abyssal plain
30
What did the ocean say to the other ocean?
Nothing they just waved!
WATER YOU DOING?
