Questions and Answers
How much of the Earth's surface does the ocean cover?
71%
What is the world's largest habitat for life on Earth?
The Ocean
Hurricanes follow the oceans circular pattern.
True
Name the four major oceans.
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What is the largest ocean?
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What is the deepest ocean?
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Which is the second largest ocean?
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Where did the Indian Ocean get its name?
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What is the smallest ocean?
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Which ocean has a permanent layer of ice at the surface?
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What are the relative sizes of the oceans?
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What are seas?
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What are the importance of the ocean?
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What is the World Ocean?
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How many environments are the oceans divided into?
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Study Notes
Ocean Coverage and Size
- Oceans cover approximately 71% of the Earth's surface.
- The Pacific Ocean is the largest ocean, covering one-third of the Earth's surface.
- The Arctic Ocean is the smallest, measuring 7% the size of the Pacific.
Habitat and Biodiversity
- The ocean is the largest habitat on Earth, containing the greatest diversity of life, from small organisms to the blue whale, the largest animal.
Major Oceans
- Four major oceans:
- Pacific Ocean
- Atlantic Ocean
- Indian Ocean
- Arctic Ocean
Ocean Depth
- The Pacific Ocean is the world's deepest ocean.
Ocean Characteristics
- The Atlantic Ocean is the second largest, separating the New World from the Old World, and is half the size of the Pacific.
- The Arctic Ocean features a permanent ice layer at its surface and is located in the Arctic region.
Relative Sizes of Oceans
- Relative ocean sizes:
- Pacific Ocean: 50.1%
- Atlantic Ocean: 26.0%
- Indian Ocean: 20.5%
- Arctic Ocean: 3.4%
Seas
- Seas are smaller, shallower, and enclosed bodies of water, directly connected to the world ocean.
Importance of Oceans
- Oceans drive weather patterns on the planet.
- They contribute significantly to the world's food supply.
- Oceans provide materials for industrial purposes and medicine.
World Ocean Concept
- The World Ocean refers to a single, interconnected body of water, extensive in size and volume.
Ocean Environments
- Oceans are divided into two environments:
- Pelagic Environment: the water column.
- Benthic Environment: the sea bottom.
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Description
Test your knowledge about the oceans with these flashcards. Discover fascinating facts about ocean coverage, habitats, and the role of hurricanes. Perfect for anyone keen to learn more about Earth's largest ecosystems.
