________- featured of rift valleys, temperature can be at 350 C.
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Scientific method
________- A systematic process for obtaining and interpreting knowledge- Ask a question, for a hypothesis, observe or experiment, form theories and laws, test repeatedly.
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Paleolithic humans
________ developed barbed spears and harpoons.
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Mid pacific island
________ have been colonized for about 2500 years.
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Ferdinand Magellan voyage
________ was the first to circumnavigate the globe.
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Hot Spots
________- associated with development of island and seamount chains, Hawaii island.
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Convection currents
________ in the mantle were proposed as the force that caused the ocean to grow and continents to move.
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Ocean ridges
________ and rises- the longest and most continuous mountain belts on Earth.
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Remote
________ sensing- Collecting data from aircraft or satellites.
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Radioactive decay
________ is the primary heat source inside the earth.
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Density of stratification
________- results in a an inner and outer core, a mantle and a crust.
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Statutes
________ and probability- measure of how likely something is high degree of scientific certainty: 95 % probability.
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20th century
In the ________ the military studied winds and currents to improve safety and navigation.
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Longitude vary
________ depending on your latitude.
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Bob Ballard
________ discovered hydrothermal vents in 1977.
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Ptolemy
________- Charts with 360 divisions and north at the top.
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Hawaii
________ was colonized around 450- 600 ce.
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Pacific Ocean
________ covers 1 /3 of the earths surface.
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Intraplate
________- means with a single plate.
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Turbidity current
________- is the major mechanic of the formation of submarine canyons.
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Charles Darwin
________ (1842) proposes a mechanism for the formation of coral atolls.
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Plate tectonic
________ explains the large- scale features of life.
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Rain
________ eroded the minerals in the rocks.
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Guyots
________- are submerged, flat topped seamounts are most common in the pacific ocean at a depth of 1300 m.
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AL Wegener
________- the concept of continental drift.
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Hipparchus
________- Introduced the regular grid.
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Magellan
________- first European to complete a transpacific voyage.
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Abyssal
________ hill- lower relife bumps 1000m, 3300 ft) high that are scattered across the ________ plain.
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Challenge expedition
________- ocean exploration was for navigation.
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James
________ cook- three voyages to chart the Pacific Ocean.
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Milky Way
The ________- earth has rotated around this 20 times since the ocean formed.
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Earth
________ is composed of different layers, layers have different chemical and physical properties.
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Seismic waves
________ bend as they encounter different density of rocks.
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Mille Urey Experiment
________- a chemical experiment that stimulated the condition of how life originated.
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Island
________ arcs- forms when two oceanic plates converge and ________ arc is formed by volcanic activity.
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Marshall Islands
The ________ consist of two parallel island chains called rattan and ralik, which can be seen quire clearly on the map below.
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Hydrothermal
________ is based on chemosynthesis not photosynthesis.
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Seamounts Are steep
________ sided volcanoes.
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Stars
________ form from hydrogen and ________ produce heavy elements.
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Active margins
________ (Pacific Type)- associated with plate boundaries; high degree of tectonic activity.
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Latitude
________ and longitude are the grid which a ship uses to know its location and navigate safely.
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lithospheric plates
Are contained withing the ________ and are not next to a plate boundary.
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marine science
What is ________- The process of discovering unifying principle in data obtained from the ocean.
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deep ocean
Trench- arc shaped depression in the ________, Some of the most tectonically active features on earth, Deepest place on the earth crust.
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Submarine canyons
________ are common features of continental slopes.
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Mariana
________ trench- Deepest part of the world ocean,
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Shelf
________ break- abrupt transition from continental shelf to continental slope.
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scientific disciplines
Science and nature are the best journals for all ________.
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What is marine science
The process of discovering unifying principle in data obtained from the ocean
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World s Ocean
we have 5 oceans
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Magellan
first European to complete a transpacific voyage
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Relatively shallow
mid Atlantic Ridge
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Least studied of all ocean, cause its hard to get there
uncharted until the 1800s
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Hunter
haters along the sea shore
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Hipparchus
Introduced the regular grid
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Ptolemy
Charts with 360 divisions and north at the top
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415 ce
the library was burned and Europe enter the dark age
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Hawaii was colonized around 450
600 ce
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James cook
three voyages to chart the Pacific Ocean
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Charles Darwin (1809
1882)
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Challenge expedition
ocean exploration was for navigation
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Economic needs
fisheries, oil
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Technology
Remotely operated vehicles, Underwater vehicles
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Capacity
3 people
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Remote sensing
Collecting data from aircraft or satellites
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The Milky Way
earth has rotated around this 20 times since the ocean formed
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Heavier elements condense from supernovae (exploding stars)
Most chemical elements heavier than Fe were formed in explodering stars or supernovae
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Formation of earths
Compress of this material by gravity, bombardment cause the planet to melt
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Density of stratification
results in a an inner and outer core, a mantle and a crust
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Mille Urey Experiment
a chemical experiment that stimulated the condition of how life originated
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AL Wegener
the concept of continental drift
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Evidence
fossils, corals, mountains
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Early mid 1900s
A technological revolution in science
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Conduction
movement of heat
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Convection
when fluid moves away from the source
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Sea floor spreading
key idea
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Active margins (Pacific Type)
associated with plate boundaries; high degree of tectonic activity
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Shelf break
abrupt transition from continental shelf to continental slope
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Continental slope
transition between continental shelves and continental slope
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Turbidity current
is the major mechanic of the formation of submarine canyons
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82
Guyots
are submerged, flat topped seamounts are most common in the pacific ocean at a depth of 1300 m
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83
Abyssal hill
lower relife bumps 1000m, 3300 ft) high that are scattered across the abyssal plain
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84
Trench
arc shaped depression in the deep ocean, Some of the most tectonically active features on earth, Deepest place on the earth crust
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85
Mariana trench
Deepest part of the world ocean,
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86
Island arcs
forms when two oceanic plates converge and island arc is formed by volcanic activity
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87
Ocean ridges and rises
the longest and most continuous mountain belts on Earth
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88
Intraplate
means with a single plate
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89
Hot Spots
associated with development of island and seamount chains, Hawaii island
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90
Hydrothermal vents
featured of rift valleys, temperature can be at 350 C
Studied by 3 people
