OCE 2001 Final Review UPDATED Actual Exam Questions and CORRECT Answers
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Course
OCE 2001
Institution
OCE 2001
OCE 2001 Final Review UPDATED Actual
Exam Questions and CORRECT Answers
Which current circumnavigates the entire planet? - CORRECT ANSWER- Antarctic
Circumpolar Current
Why do maps show distortion? - CORRECT ANSWER- because it is impossible to
portray the curved surface of Earth on a flat m...
OCE 2001 Final Review UPDATED Actual
Exam Questions and CORRECT Answers
Which current circumnavigates the entire planet? - CORRECT ANSWER✔✔- Antarctic
Circumpolar Current
Why do maps show distortion? - CORRECT ANSWER✔✔- because it is impossible to
portray the curved surface of Earth on a flat map without distortion
Briefly describe the voyage of the HMS Challenger. - CORRECT ANSWER✔✔- recorded
meticulous scientific observations
What were the first elements formed after the "Big Bang?" - CORRECT ANSWER✔✔-
hydrogen, lithium, and helium
Why do some scientists think life may be possible other places in our solar system? -
CORRECT ANSWER✔✔- Life got started very early on Earth, so it may be "easy"
Organic molecules form in a wide variety of harsh conditions implying that the chemistry for
life is available everywhere
Life exists under a broad variety of extreme conditions on Earth, so the possibilities of places
to search is broad
What do scientists call the formation of organic molecules from inorganic sources? -
CORRECT ANSWER✔✔- Chemosynthesis
What are the 3 types of plate boundaries? - CORRECT ANSWER✔✔- divergent boundaries
convergent boundaries
and transform boundaries
How do Island Arcs form? - CORRECT ANSWER✔✔- Island arcs are formed from the
subduction and melting of oceanic crust as it descends into the mantle underneath a less
dense oceanic crust at a convergent plate boundary.
, Describe the formation of Hawaii. - CORRECT ANSWER✔✔- Hot spot
What is meant by an anomaly? Provide an example (oceanography please. - CORRECT
ANSWER✔✔- Deviation or departure from the normal or common order, form, or rule.
Albino animals may display anomaly in their coloring to attract normally colored mates.
What are the parts of the continental margin? - CORRECT ANSWER✔✔- continental shelf
continental slope
continental rise
Most of the ocean floor is covered by what type of sediment? - CORRECT ANSWER✔✔-
biogenous sediments
What is the most abundant sediment by mass? - CORRECT ANSWER✔✔- Terrigenous
Oil is formed in what type of sediments? What type of rocks are typically associated with
these deposits? - CORRECT ANSWER✔✔- Microscopic life in the sea died and was buried
under sediment.
The layers of sediment turned into sedimentary rock.
Heat, pressure, and time changed the organic material into oil and natural gas.
What is water's maximum density? - CORRECT ANSWER✔✔- 1g/cm3 at 4o
What is latent heat? - CORRECT ANSWER✔✔- heat that changes the state not the
temperature, the quantity of heat needed to change unit mass from solid to liquid without
temperature change
What takes more energy (calories, not temperature), melting ice or boiling water? -
CORRECT ANSWER✔✔- Boiling water
Discuss the pycnocline and relate it to the thermocline and halocline. - CORRECT
ANSWER✔✔- The pycnocline is a zone in which density increases with increasing depth. It
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