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Volcano Quiz Prep. SOME STUDY IS HIGHLY RECOMMENDED BY THE MANAGEMENT. What Type of Volcano?. A. Cinder Cone. What are cinder cones made of?. A. Loose bubbly light weight chunks of rocks Rubble. Why are cinder cones not steeper?. A.
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SOME STUDY IS HIGHLY RECOMMENDED BY THE MANAGEMENT
A • Cinder Cone
A • Loose bubbly light weight chunks of rocks • Rubble
A • Cinder Cones have moderately sloping sides because loose rubble doesn’t stack well.
A Shield
A • The lava shield volcanoes are made of is very thin and travels long distances before it hardens.
A • They don’t explode • Their lava moves slowly enough to be avoided
A • They are made of solid basalt which is VERY strong
A • A shield Volcano named Mona Loa in the Hawaiian Islands.
A • Composite
A • They are very weak because many of their layers are nothing but ash or cinder. When too much pressure builds up, they blow their layers apart.
Which type of volcano makes a lot of noise and fireworks, but isn’t too likely to explode?
A • Cinder Cone
A • Arizona and New Mexico
A • Hot spots in the mantle
A • The Earth’s crust is moving, but the hot spot is not. Consequently, new volcanoes form over the hot spot after the old ones move away.
A • A Supervolcano
Why did they have a hard time locating the Yellowstone Volcano?
A • It is so big that you have to be in space to see the whole caldera.
Where in the United States can we find a LOT of shield volcanoes?
A • Hawaii
A • The cinder rocks are loose, so the new lava can just push the old lava out of the way.
A • Along the Pacific coast in Washington and Oregon.
A • The Cascade range was formed by a subduction zone where the oceanic plate is sliding under the continental plate.
A • Loss of sunlight • Loss of summer • Extinctions (maybe of people) • Loss of crops and animals • Starvation • Economic collapse • Wars • Mass emigration to other countries