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Fundamentals of Physical Geography: Water(Oceans)- 1 Video Lecture | NCERT Video Summary: Class 6 to Class 12 (English) - UPSC

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FAQs on Fundamentals of Physical Geography: Water(Oceans)- 1 Video Lecture - NCERT Video Summary: Class 6 to Class 12 (English) - UPSC

1. What are the major oceans on Earth?
Ans. The major oceans on Earth are the Pacific Ocean, Atlantic Ocean, Indian Ocean, Southern Ocean, and Arctic Ocean.
2. How much of Earth's surface is covered by oceans?
Ans. Approximately 71% of Earth's surface is covered by oceans.
3. What is the average depth of the world's oceans?
Ans. The average depth of the world's oceans is around 3,800 meters (12,467 feet).
4. What is the role of oceans in regulating Earth's climate?
Ans. Oceans play a crucial role in regulating Earth's climate by absorbing and releasing heat, distributing heat through ocean currents, and storing carbon dioxide. They also influence weather patterns and help maintain a balance in global temperature.
5. What are the primary factors affecting ocean currents?
Ans. The primary factors affecting ocean currents are wind patterns, temperature differences, Salinity (salt content), and the Earth's rotation. These factors influence the direction, speed, and strength of ocean currents.
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