Earth Science Geology, the Environment, and the Universe

Section 1: An Overview of Oceans

Self-Check Quizzes-English

1
What geologic process released large amounts of water vapor into Earth's early atmosphere?
A)precipitation as ice, water, or snow
B)melting of glacial ice
C)movement of ocean currents
D)volcanic eruptions
2
What type of technology is used to map the ocean floor?
A)GPS
B)submarines
C)sonar
D)UV radiation
3
During relatively warm times of Earth's geologic history, the volume of glacial ice was __________ and sea level was __________.
A)high, high
B)low, high
C)low, low
D)high, low
4
How might scientists use sonar to explore the ocean?
A)to record animal sightings
B)to take accurate samples from the sea floor
C)to map the ocean floor
D)to record surface temperatures
5
Scientists hypothesize that the short-term changes in global sea level, like that shown in the chart, are caused by water from melting glaciers and _____.
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A)rising sea floor
B)X rays
C)increased precipitation
D)thermal expansion of the ocean
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