Ocean 115 - Introduction to Oceanography » Spring 2022 » Exam 1 Part 1
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Question #1
Internal heat reaches the Earth’s surface by:
A.
equal amounts of convection and conduction
B.
mainly conduction
C.
the geothermal gradient
D.
mainly convection
Question #2
Ancient Greek mathematicians proved that the Earth was round.
A.
False
B.
True
Question #3
When compared to the oldest rocks continental, the oldest rocks on the ocean floor are:
A.
from the same age
B.
slightly older
C.
significantly younger
D.
significantly older
Question #4
The first scientific voyage to explore the ocean floor for scientific research was ___________.
A.
H.M.S. Challenger
B.
H. M. S. Beagle
C.
U. S. S. Constitution
D.
U.S. S. Exploring Expedition
Question #5
The layer below the lithosphere is the ______________________________.
A.
the inner core
B.
mantle
C.
outer core
D.
asthenosphere
Question #6
Hutton’s phrase, “(The) present is the key to the past.” relates to:
A.
anthropology
B.
uniformitarianism
C.
catastrophism
D.
plate tectonics
Question #7
The oldest rocks in the Atlantic Ocean are found:
A.
directly off the coast of Morocco and the eastern United States
B.
off the coast of Iceland
C.
at the subducting trench off Morocco
D.
at the spreading ridge
Question #8
Which is not a type of plate margin?
A.
consequent
B.
convergent
C.
transform
D.
divergent
Question #9
Mountains cannot be formed in convergent boundary settings.
A.
True
B.
False
Question #10
The reason why the continental crust does not subduct is ____________.
A.
magnetism
B.
all of the other choices
C.
isostasy
D.
temperature of the continental crust compared to the mantle
Question #11
Earthquakes depth is greater in a subduction zone when compared to a divergent boundary.
A.
True
B.
False
Question #12
In general, the smaller the clast size of a sedimentary grain then the closer it was deposited towards the land.
A.
False
B.
True
Question #13
The speed of seismic waves can be used to indicate the type of rock (i.e., seismic waves travel at different speeds through different rock types).
A.
True
B.
False
Question #14
Trenches are only associated with convergent plate boundaries ________.
A.
True
B.
False
Question #15
The tendency of water molecules to stick to each other is called?
A.
Adhesion
B.
Isostasy
C.
Absorption
D.
Cohesion
E.
Thermostatic inertia
F.
Ablation
Question #16
Southern California represents a transform boundary.
A.
False
B.
True
Question #17
Convergent settings are places on the Earth’s crust where two plates collide with each other?
A.
False
B.
True
Question #18
An important consequence of Pangaea's breakup was the creation of Atlantic ocean basin.
A.
False
B.
True
Question #19
S waves have a shadow zone because P waves bend as they pass through different rock layers.
A.
True
B.
False
Question #20
S waves have a shadow zone because they cannot pass through certain layers of the Earth’s interior.
A.
True
B.
False
Question #21
Rounding tell you how far sediments have traveled.
A.
True
B.
False
Question #22
Sedimentary rocks cannot record sea level changes.
A.
True
B.
False
Question #23
Which layer of the Earth is molten?
A.
Crust
B.
Inner core
C.
Mantle
D.
Outer core
Question #24
Continental-continental collision will cause a change in mantle convection.
A.
False
B.
True
Question #25
Which mineral is important for trapping carbon dioxide gas?
A.
calcite
B.
biotite
C.
olivine
D.
k-feldspar
E.
muscovite
F.
quartz
Question #26
Which of the following islands were produced from hot spot activity?
A.
Great Britain
B.
Catalina
C.
Sicily
D.
Hawaii
E.
Long Island
F.
Greenland
Question #27
Ooze is classified by ___________.
A.
the ocean floor it is found on
B.
the shoreline it is found on
C.
the color it is
D.
the type of life form that made it
E.
the position it is found in the ocean
F.
the age it was deposited
Question #28
Glacial deposits found 280 million year ago in India indicate __________.
A.
that India used to be closer to the poles
B.
the Sun used to generate much less heat at that time in Earth's hostory
C.
D.
all of the other choices
E.
that the Earth was once much colder
F.
that glaciers are unpredictable and prone to occur anywhere on Earth
Question #29
At convergent plate boundaries, one would expect to find ______.
A.
earthquakes & volcanoes at all settings
B.
earthquakes in all & volcanoes in some but not in all settings
C.
volcanoes only
D.
earthquakes only
Question #30
New oceanic crust is formed at ____________.
A.
Convergent boundaries by submarine eruptions and intrusions of rhyolitic magma
B.
Transform boundaries by submarine eruptions and intrusions of rhyolitic magma
C.
Transform boundaries by submarine eruptions and intrusions of basaltic magma
D.
Divergent boundaries by submarine eruptions and intrusions of rhyolitic magma
E.
Divergent boundaries by submarine eruptions and intrusions of basaltic magma
F.
Convergent boundaries by submarine eruptions and intrusions of basaltic magma
Question #31
Geographically speaking where can we generally find island arcs?
A.
Only in the northern hemisphere
B.
Along the edge of a continental plate on the landward side of a subduction zone
C.
Only in the southern hemisphere
D.
Along the edge of the mid-ocean ridge
E.
Along the edge of a continental plate on the seaward side of a subduction zone
Question #32
________ waves travel through the Earth’s interior but cannot pass through those layers that are liquid.
A.
P
B.
L
C.
S
D.
Q
Question #33
Convection is the name of the process by which new seafloor is generated at mid-ocean ridges.
A.
True
B.
False
Question #34
What type of rock is most likely to be found at a mid-ocean ridge?
A.
basalt
B.
granite
C.
gypsum
D.
limestone
E.
conglomerate
F.
sandstone
Question #35
Evaporites form in the ocean because of ______________.
A.
high salinity
B.
tide settings
C.
increased solar energy
D.
volcanism
E.
low salinity
Question #36
Chalk forms due to the collection of?
A.
quartz sand grains on the deep ocean floor
B.
calcite shells from ocean plankton in the shallow ocean
C.
calcite shells from ocean plankton in the deep sea
D.
silica shells from ocean plankton in the deep sea
Question #37
The point where an earthquake is generated is called the __________.
A.
magnitude
B.
fault scarp
C.
focus
D.
epicenter
E.
earthquake’s center
Question #38
A.
on the side slope of a mountain
B.
at the beach
C.
in the deep sea
D.
from a coral reef
Question #39
Natural gas and oil are deposited in the ocean through the burial and heating of planktonic organic remains
A.
False
B.
True
Question #40
S waves have a shadow zone because they cannot pass through certain layers of the Earth’s interior.
A.
True
B.
False
Question #41
All stars will go supernovae.
A.
True
B.
False
Question #42
Asteroids will always be detected many years before they can collide with the Earth.
A.
True
B.
False
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