GeoJeopardy! Fridays #42

Time for GeoJeopardy! Fridays, because I am away at a conference so I am keeping busy.

- Geology -

The Mercalli scale measures the intensity of these from I to XII

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Geysers aren't common; major centers include Yellowstone, Iceland & this country's North Island

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This rock can be formed by the accumulation of shells or coral, but not from citrus fruit

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This 9-letter geologic science is the study of the movement & distribution of all the Earth's waters

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A 6-mile-wide caldera, or volcanic crater, is a highlight of La Palma in this Spanish Island group off Africa

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All the answers as well as any other previous GeoJeopardy! questions can be found over at my website by clicking the link.  

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Questions, images, and videos courtesy of j-archive.com