5 Questions
What percentage of the Earth's surface do the oceans cover?
71%
How deep is the Marianas Trench, the deepest part of the ocean?
11,000 meters
What is the unusual feature of the Baltic Sea structure?
It is about 60 meters thick and doesn't look like any known sea structures
Where is the Atlantis of Japan located?
Near Yonaguni Jima
Why haven't we been able to explore the deepest part of the ocean, the Marianas Trench?
Due to extreme water pressure
Uncover the mysteries of the deep sea in this quiz about unexplored phenomena and enigmatic discoveries in the Earth's oceans. Delve into the underwater world and learn about the Atlantis of Japan, mysterious stone structures, and other intriguing underwater secrets.
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