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Questions and Answers
What percentage of the Earth's surface is covered by the ocean?
What percentage of the Earth's surface is covered by the ocean?
- 30 percent
- 50 percent
- 90 percent
- 70 percent (correct)
Which of the following is NOT a factor studied in oceanography?
Which of the following is NOT a factor studied in oceanography?
- Depth
- Temperature
- Atmospheric pressure (correct)
- Salinity
What is the average depth of the world ocean, including shallow seas and deep ocean basins?
What is the average depth of the world ocean, including shallow seas and deep ocean basins?
- 5,000 ft (1,524 m)
- 1,000 ft (305 m)
- 12,500 ft (3,800 m) (correct)
- 20,000 ft (6,096 m)
What percentage of the world's free water is comprised by the World Ocean?
What percentage of the world's free water is comprised by the World Ocean?
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Where is the majority of the World Ocean's volume located?
Where is the majority of the World Ocean's volume located?
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Study Notes
Oceanography Basics
- The ocean covers approximately 71% of the Earth's surface.
Factors in Oceanography
- Not all factors studied in oceanography include the study of landforms on other planets.
Ocean Depth and Volume
- The average depth of the world ocean, including shallow seas and deep ocean basins, is around 3,700 meters (12,140 feet).
- About 97% of the world's free water is comprised by the World Ocean.
- The majority of the World Ocean's volume is located in the deep ocean basins, particularly in the Mariana Trench, the lowest point on Earth.
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Description
Test your knowledge on the fascinating world of oceans and oceanography with this quiz! Explore topics such as water composition, temperature, tides, currents, and marine life. Dive into the depths of the ocean and discover its wonders.
