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Geology Section 9.1 Homework: How and Where Volcanoes Form: Due Wed., 12/19/12 or Thu., 12/20/12
Read Section 9.1, pages 194-198. Answer the Questions that follow.
This Dynamic Planet Link:
http://mineralsciences.si.edu/tdpmap/
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Last Name, First Name
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Your answer
Period (Put only the number of the period.)
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Your answer
What are the three (3) conditions that will allow magma to form?
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Your answer
At a subduction boundary, volcanoes will always form
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on the subducting plate
on the overriding plate
on the hot spot
in the rift valley
An island arc volcano system will form at
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a continental-oceanic subduction boundary
an oceanic-oceanic subduction boundary
a hot spot
a divergent boundary
Refer to the link to the "This Dynamic Planet" online map at the top. What type of volcanoes will form in Iceland?
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continental-oceanic convergent subduction stratovolcanoes
hot spot shield volcanoes
divergent mid ocean ridge volcanoes
oceanic-oceanic convergent subduction stratovolcanoes
Most of the magma that reaches the surface of the Earth does so at
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convergent subduction boundaries
oceanic hot spots
divergent boundaries
continental hot spots
The Hawaiian Island of Kauai is
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younger than Oahu, but older than Maui
younger than Maui, but older than Oahu
older than all the Hawaiian Islands
older than Oahu, but younger than Lanai
What is Loihi seamount and what does it say about the volcanic evolution of the Hawaiian Islands?
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Your answer
What kinds of rocks form at volcanoes?
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Igneous intrusive
Igneous extrusive
Sedimentary
Metamorphic
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