The large ocean that existed ~220 million years ago, forming about 60% of the Earth's surface was known as ________.
A. Rodinia
B. Panthalassa
C. Pangea
D. Gondwanaland
Answer: B
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A charged balloon neatly illustrates that something can have a great amount of
A) potential energy and a low voltage. B) voltage and a small potential energy. C) both voltage and potential energy. D) none of the above
The term of "Sedimentary Basins" refers to a depression, created as a consequence of subsidence that fills with sediment.
a. true b. false
Where does the majority of oil pollution in the ocean come from?
A. blowouts (oil escapes under high pressure from a borehole on the ocean floor ) B. tanker accidents C. fisheries D. runoff from land E. cruise ships
The deep-ocean trenches are usually associated with ________.
A. volcanism B. earthquakes C. island arc systems D. All of these are correct. E. None of these is correct.