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100
what can we not see underwater?
What is mountains?
100
what is the longest mountain range in the world?
What is Mid-Atlantic Ridge?
100
Where does the Mid-Atlantic Ridge run between?
What is South America and Africa?
100
How long is the Mid-Atlantic Ridge?
What is over 35,000 miles long?
100
What is the world's tallest mountain?
What is Mount Everest?
200
How tall is Mount Everest?
What is 29,000 feet?
200
What mountain measures 31,000 feet from base to peak?
What is Mauna Kea?
200
Two thirds of Mauna Kea is under what?
What is water?
200
What ocean is Mauna Kea?
What is Pacific Ocean?
200
Where is the deepest point on earth?
What is Marina Trench in western Pacific Ocean, close to Japan?
300
How long is the deepest point on earth?
What is more than 1500 miles?
300
How wide is the deepest point on Earth?
What is 44 miles wide?
300
How far down does the Marina Trench plunge down?
What is 7 miles?
300
What year did the U.S. Navy send a vessel to explore the deepest parts of the Mariana Trench?
What is 1960?
300
What did two sailors on board the U.S. navy boat find at the bottom of the trench?
What is shrimp and fish?
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