OCEAN 101 Exam Questions With Correct
Answers A+
WA State/Seattle's Coordinations - AnswerAbout 47° N, 122° W
How Was the Puget Sound Formed? - Answer20,000 MYA, There was roughly 1/2 mile of Ice
covering Puget Sound. The glaciers carved out sections of the land to make rivers and streams,
t...
WA State/Seattle's Coordinations - Answer✔About 47° N, 122° W
How Was the Puget Sound Formed? - Answer✔20,000 MYA, There was roughly 1/2 mile of Ice
covering Puget Sound. The glaciers carved out sections of the land to make rivers and streams,
then melted and filled it with water.
What are the Main Water Ways of Puget Sound? - Answer✔Pacific Ocean, Strait of Juan De
Fuca, Admirality Inlet, Whidbey Basin, Hood Canal, Main Basin, South Sound.
Explain How People Use the Puget Sound and Western WA Coastal Waters? - Answer✔-
Recreational: Kayaking, Boating, Fishing, Crabbing
-Economically: Tourism, Commercial Fishing, Shipping Cargo
Describe how Washington state was formed, 200 MYA? - Answer✔WA's 4x4 Geological
History: 4 accretion events and the 4 continental volcanic arcs. -Pangea broke up
Describe what causes an earthquake and explain why the Pacific NW is susceptible to a big
shake in the future? - Answer✔-When rocks underground break along a fault, and crash into
each other/slide against each other.
-The Pac NW is going to get hit because off the coast is the Cascadia Subduction zone. The
oceanic plate is getting forced beneath the N. American plate.
Describe how the continents move and identify the source of heat/energy that drive plate
tectonics? - Answer✔Continents are on top of giant slabs called Tectonic plates, that are apart of
earth's crust. The plates hover on the mantle, which have convection currents that heat these
plates which cause them to move.
Define what convection currents are and explain the process that creates them. -
Answer✔Convection Currents are the currents within the mantle that transport the tectonic plates
above. They are created by the convection cells, that heat and rise to the surface to create new
crust and move older crust.
Identify the three types of plate boundaries and the seafloor features associated with each type -
Answer✔1. Convergent boundaries: plates move/collide into each other
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