Oceans and Seas quiz
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Which country shares its name with an ocean?
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More questions about Oceans and Seas
These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.
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Whose coastline is the longest in the world?
Answer: Canada
Why: Canada's Arctic Archipelago alone has 36,563 islands, each adding its own stretch of shoreline.
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How deep is the deepest point of the ocean?
Answer: About 11 km
Why: Dropped into the Challenger Deep, Mount Everest's 8,849 m peak would still be about 2 km underwater.
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How deep is the Sea of Azov at its deepest point?
Answer: About 14 m
Why: That makes the Sea of Azov the shallowest sea in the world, with an average depth of only about 7 m.
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What is the largest island in the Mediterranean?
Answer: Sicily
Why: Sardinia, the runner-up, is only about 6% smaller than Sicily.
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How much of Earth's surface does the Pacific cover?
Answer: About a third
Why: That makes the Pacific larger than all of Earth's land put together.
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Where is the world's largest waterfall?
Answer: Denmark Strait
Why: Cold, dense water plunges about 3,500 m down this underwater cataract, more than three times the height of Angel Falls.
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