INTRODUCTION: HOW DO VOLCANOES ERUPT? 1.) Heated material from deep (asthenosphere/mantle)
Topic: Volcanoes An opening in the crust where magma and gases erupt Form at: 1. - 2. - 3. -...
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Transcript of Topic: Volcanoes An opening in the crust where magma and gases erupt Form at: 1. - 2. - 3. -...
![Page 1: Topic: Volcanoes An opening in the crust where magma and gases erupt Form at: 1. - 2. - 3. - Volcano.](https://reader036.fdocuments.in/reader036/viewer/2022062805/5697bfc81a28abf838ca8154/html5/thumbnails/1.jpg)
Topic: VolcanoesTopic: Volcanoes
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An opening in the crust where magma and gases erupt
Form at:1. -2. -3. -
VolcanoVolcano
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Diamond Head in Hawaii.
Sailors thought calcite crystals in the rocks were diamonds.
Diamond Head formed as hot magma hitting ocean water, causing explosions that threw exploded magma particles (tuff) into a broad ring.
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Mount St. Helens
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Steep slope + loose volcanic debris + heavy
rains
Vesuvius – 79AD
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Mt. Vesuvius, Italy
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Hot Spots
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(Find them on page 5 of the ESRT )
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Hawaiian IslandsHawaiian Islands
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Oldest Hawaiian Island: Kaui
Youngest Hawaiian Island in the Making:
Loihi
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45 miles wide
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FQWhat state will the Yellowstone hot spot be found
in the future?