Exercise
Seamounts, Guyots, and Volcanic Islands
Learn about underwater volcanic structures, including seamounts, flat-topped guyots, and volcanic islands. Explore how these features form and differ from one another.
Questions
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MultiChoice
What is an isolated underwater volcanic mountain rising from the ocean floor called?
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MultiChoice
What is a flat-topped seamount called?
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MultiChoice
How does a seamount become a flat-topped guyot?
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MultiChoice
What happens when a seamount grows high enough to break the ocean surface?
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MultiChoice
The Hawaiian Islands were formed by volcanic activity over what geological feature?
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MultiChoice
What ring-shaped coral reef surrounds a lagoon created by a sunken volcanic island?
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MultiChoice
Why do seamounts support rich marine life communities?
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MultiChoice
Most seamounts were originally formed as what?
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MultiChoice
As an oceanic plate moves over a stationary hot spot, what forms?
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MultiChoice
What height requirement must an underwater peak typically meet to be classified as a seamount?
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MultiChoice
Which ocean has the highest concentration of seamounts and guyots?
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MultiChoice
Who named guyots after Swiss-American scientist Arnold Guyot?