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Unit 2 Geological Oceanography

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Geological Oceanography Unit
Jennifer Tuxford
Test por Jennifer Tuxford, actualizado hace más de 1 año
Jennifer Tuxford
Creado por Jennifer Tuxford hace alrededor de 7 años
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Resumen del Recurso

Pregunta 1

Pregunta
Which layer is the rigid outer layer of the Earth?
Respuesta
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Pregunta 2

Pregunta
Which layer of the earth is made of mostly solid metals?
Respuesta
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Pregunta 3

Pregunta
Which layer of the earth is made of mostly liquid metals?
Respuesta
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Pregunta 4

Pregunta
In which layer of the Earth do convection currents occur?
Respuesta
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Pregunta 5

Pregunta
The movement of Earth's plates, known as Plate Tectonics, is caused by?
Respuesta
  • Convection Currents
  • Gravity
  • This is still unknown
  • Ocean Currents

Pregunta 6

Pregunta
The lithosphere is made up of the Earth's crust. Which of the following statements is correct.
Respuesta
  • The Earth is made up of continental crust and oceanic crust. Continental crust is more dense than oceanic crust.
  • The Earth is made up of continental crust and oceanic crust. Oceanic crust is more dense than continental crust.
  • The Earth is made up of continental crust and oceanic crust. Continental crust and oceanic crust are equally dense.
  • The Earth is made up of many different types of crust. All types of crust have differing levels of density.

Pregunta 7

Pregunta
This diagram represents which of the following?
Image:
Divergent Plate Boundary (binary/octet-stream)
Respuesta
  • Divergent Plate Boundary
  • Convergent Plate Boundary
  • Transform Plate Boundary
  • Strike-Slip Fault

Pregunta 8

Pregunta
This diagram represents which of the following?
Image:
Convergent Plate Boundary (binary/octet-stream)
Respuesta
  • Divergent Plate Boundary
  • Convergent Plate Boundary
  • Transform Plate Boundary
  • Strike-Slip Fault

Pregunta 9

Pregunta
This image is an example of which of the following?
Image:
San Andreas Fault Map (binary/octet-stream)
Respuesta
  • Convergent Plate Boundary
  • Divergent Plate Boundary
  • Transform Plate Boundary
  • Subduction Zone

Pregunta 10

Pregunta
Mountains form from which of the following?
Respuesta
  • Convergence of a continental plate and a continental plate
  • Divergence of a continental plate and a continental plate
  • Convergence of a continental plate and an oceanic plate
  • Divergence of a continental plate and an oceanic plate

Pregunta 11

Pregunta
What is occurring this diagram?
Image:
Subduction Plate (binary/octet-stream)
Respuesta
  • The North American Plate is subducting under the Juan de Fuca Plate because continental crust is more dense
  • The North American Plate is subducting under the Juan de Fuca Plate because oceanic crust is more dense
  • The Juan de Fuca Plate is subducting under the North American Plate because oceanic crust is more dense
  • The Juan de Fuca Plate is subducting under the North American Plate because continental crust is more dense

Pregunta 12

Pregunta
What stages are occurring in this diagram?
Image:
Lava To Igneous Rock (binary/octet-stream)
Respuesta
  • Two plates slide past each other allowing magma to rise and turn into lava. As lava cools it becomes Metamorphic rock.
  • Two plates converge allowing magma to rise and turn into lava. As lava cools it becomes igneous rock.
  • Two plates diverge allowing magma to rise and turn into lava. As lava cools it becomes metamorphic rock.
  • Two plates diverge allowing magma to rise and turn into lava. As lava cools it becomes igneous rock.

Pregunta 13

Pregunta
The following diagram depicts a submarine canyon cutting into the continental shelf and continuing down the continental slope. All of the following are causes of submarine canyons, except
Image:
Submarine Canyon (binary/octet-stream)
Respuesta
  • They were carved out from rivers
  • They were carved out from the erosion of sediments
  • They were carved out from underwater avalanches of muddy water mixed with rocks and other debris
  • They were carved out by diverging plate boundaries

Pregunta 14

Pregunta
Underwater avalanches of muddy water mixed with rocks and other debris are called
Respuesta
  • Submarine Canyons
  • Turbidity Currents
  • Trenches
  • Whirlpools

Pregunta 15

Pregunta
A continental margin is land, or continental crust, that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter A represents the
Image:
Continental Margin (binary/octet-stream)
Respuesta
  • Continental Rise
  • Continental Shelf
  • Abyssal Plain
  • Continental Slope

Pregunta 16

Pregunta
A continental margin is land or continental crust that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter E represents the
Image:
Continental Margin (binary/octet-stream)
Respuesta
  • Continental Shelf
  • Continental Rise
  • Abyssal Plain
  • Shelf Break

Pregunta 17

Pregunta
A continental margin is land or continental crust that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter D represents the
Image:
Continental Margin (binary/octet-stream)
Respuesta
  • Submarine Canyons
  • Shelf Break
  • Continental Rise
  • Continental Shelf

Pregunta 18

Pregunta
We can use sonar to study the ocean floor because
Respuesta
  • We can't measure the depth
  • We have detailed maps of the complete sea floor
  • We know the speed of sound in water
  • Satellites provide the rate of gravity

Pregunta 19

Pregunta
Which one of the following water bodies is the largest ocean?
Respuesta
  • Pacific Ocean
  • Atlantic Ocean
  • Arctic Ocean
  • Indian Ocean

Pregunta 20

Pregunta
The measurement of ocean depths and the charting of the shape or topography of the ocean floor is
Respuesta
  • Sonimetry
  • None of these
  • Oceanography
  • Bathymetry

Pregunta 21

Pregunta
The deepest parts of the ocean are long, narrow features known as deep-ocean...
Respuesta
  • Ridges
  • Rifts
  • Trenches
  • Canyons

Pregunta 22

Pregunta
The most prominent features in the oceans, forming an almost continuous mountain range, are the...
Respuesta
  • Canyons
  • Trenches
  • Ridges
  • Rifts

Pregunta 23

Pregunta
Seafloor sediments are classified based on their grain size and
Respuesta
  • Age
  • Composition
  • Origin
  • Shape

Pregunta 24

Pregunta
Plankton remnants are an example of what type of ocean sediment?
Respuesta
  • Lithogenous
  • Biogenous
  • Cosmogenous
  • Hydrogenous

Pregunta 25

Pregunta
Minerals or chemicals that dissolve in seawater, river runoff or hydrothermal vent water are examples of which type of ocean sediment?
Respuesta
  • Hydrogenous
  • Biogenous
  • Cosmogenous
  • Lithogenous

Pregunta 26

Pregunta
Deep-ocean sediment that has more than 30% biogenic material is known as
Respuesta
  • Sludge
  • Ooze
  • Decay
  • Terrogenous

Pregunta 27

Pregunta
Rivers flowing into the _____________ Ocean cover more land than those flowing into the ______________ Ocean. Therefore, the ____________ Ocean has more sediment than the ______________ Ocean.
Respuesta
  • Pacific, Atlantic. Pacific Atlantic.
  • Atlantic, Pacific. Pacific, Atlantic.
  • Atlantic, Pacific. Atlantic, Pacific.
  • Pacific, Atlantic. Atlantic, Pacific.

Pregunta 28

Pregunta
Clay is the smallest ocean sediment.
Respuesta
  • True
  • False

Pregunta 29

Pregunta
Ocean sediments can provide information on Earth’s pollution patterns.
Respuesta
  • True
  • False

Pregunta 30

Pregunta
Rivers, wind, ice and other geologic processes erode and transport rocks and minerals into the sea. These sediments are called
Respuesta
  • Lithogenous
  • Cosmogenous
  • Biogenous
  • Hydrogenous

Pregunta 31

Pregunta
Strong swimming consumers such as fish, turtles and whales are known as
Respuesta
  • Nekton
  • Decomposers
  • Benthos
  • Plankton

Pregunta 32

Pregunta
Waters that occur near estuaries, where the river meets the sea, are generally considered
Respuesta
  • Fresh Water
  • Salt Water
  • Brackish Water
  • None of these

Pregunta 33

Pregunta
Which ocean zone holds 90% of all marine organisms?
Respuesta
  • Pelagic Zone
  • Intertidal Zone
  • Abyssal Zone
  • Bathyl zone

Pregunta 34

Pregunta
The sunlight zone ranges from 0-200 meters deep. What is the scientific name for this zone?
Image:
Ocean Zones Unlabeled (binary/octet-stream)
Respuesta
  • Epipelagic Zone
  • Mesopelagic Zone
  • Bathypelagic Zone
  • Hadopelagic Zone

Pregunta 35

Pregunta
The Challenger Deep lies in the Mariana Trench. Within what oceanic zone does the Challenger Deep reside?
Image:
Ocean Zone Labeling72 (binary/octet-stream)
Respuesta
  • Hadopelagic Zone
  • Abyssopelagic Zone
  • Bathypelagic Zone
  • Epipelagic Zone

Pregunta 36

Pregunta
The coldest, darkest oceanic zone with the least diverse marine life forms, is the
Respuesta
  • Hadopelagic Zone
  • Abyssopelagic Zone
  • Mesopelagic Zone
  • None of these

Pregunta 37

Pregunta
All of the following are examples of benthos organisms, except
Respuesta
  • Oysters
  • Clams
  • Squid
  • Sea Anemones

Pregunta 38

Pregunta
Why do most ocean organisms reside in Zone 1?
Image:
Ocean Zone Labeling72 (binary/octet-stream)
Respuesta
  • It is euphotic
  • It is aphotic
  • It is disphotic
  • None of these

Pregunta 39

Pregunta
What am I?
Image:
Sponge (binary/octet-stream)
Respuesta
  • Nekton
  • Plankton
  • Benthos
  • Decomposer

Pregunta 40

Pregunta
What stages are occurring here?
Image:
Atoll Formation (binary/octet-stream)
Respuesta
  • Atoll, active volcano, fringe reef, barrier reef
  • Active volcano, atoll, fringe reef, barrier reef
  • Active volcano, fringe reef, barrier reef, atoll
  • Barrier reef, atoll, fringe reef, volcano

Pregunta 41

Pregunta
What am I?
Image:
Atoll (binary/octet-stream)
Respuesta
  • Barrier reef
  • Fringe reef
  • Atoll
  • Volcano

Pregunta 42

Pregunta
The Hawaiian Islands are a chain of volcanic islands. These islands were most likely formed by
Image:
Hawaii Volcanic Mtn Chain1 (binary/octet-stream)
Respuesta
  • Hot spots inside the Earth
  • Gaseous explosions at subduction boundaries
  • Earthquakes from converging boundaries
  • There are currently no theories

Pregunta 43

Pregunta
The Ring of Fire has 452 volcanoes and is home to over 75% of the world's active and dormant volcanoes. The Ring of Fire...
Image:
Ring Of Fire Map (binary/octet-stream)
Respuesta
  • is a random circle of volcanoes with no known origin
  • is a direct result of gases exploding inside the Earth's mantle until they caused cracks in the Earth's crust and burst through
  • is a direct result of plate tectonics and the movement and collisions of crustal plates
  • has resulted in many volatile explosions that have led to dangerously poor air quality

Pregunta 44

Pregunta
What type of boundary lies between the North American Plate and the Pacific Plate? (Use the map to guide you).
Image:
Ring Of Fire Map (binary/octet-stream)
Respuesta
  • Divergent
  • Convergent
  • Transform
  • None of these

Pregunta 45

Pregunta
What type of boundary lies between the continental portions of the Eurasian Plate and the African Plate? (Use the map to guide you).
Image:
Ring Of Fire Map (binary/octet-stream)
Respuesta
  • Convergent
  • Divergent
  • Transform
  • None of these

Pregunta 46

Pregunta
An island arc is created from
Respuesta
  • a location on the Earth's surface that has experienced active volcanism for a long period of time
  • coral reefs forming around an active volcano and the volcano slowly slipping back down into the ocean
  • an underground explosion of magma that escapes through a crack
  • hot, remelted material from a subducting slab that rises and leaks into the crust, forming a series of volcanoes

Pregunta 47

Pregunta
The United States does not have any active volcanoes.
Respuesta
  • True
  • False

Pregunta 48

Pregunta
Subduction zones occur at
Respuesta
  • Divergent Boundaries
  • Convergent Boundaries
  • Transform Boundaries
  • Randomly

Pregunta 49

Pregunta
An active volcano can be dormant or erupting.
Respuesta
  • True
  • False

Pregunta 50

Pregunta
Phytoplankton use sunlight to create food through the process of photosynthesis, therefore they are not dependent upon the ocean's upswells to bring them nutrients.
Respuesta
  • True
  • False
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