Download 1 Volcano Terms Nat Geo_Ans

Volcano Terms
Chapter 6
Volcanic Matter
Magma
Lava
Molten mixture
of rock-forming
substances,
gases, and water
from mantle
Magma on the
surface
Cools to solid rock
Volcano Nat Geo 101
Nat Geo Special
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Caldera/Crater
conduit (central pipe)
lava flow
dike
magma chamber
ash
lahar
tephra
fissure
central vent
lava dome
side vent w lava
Volcano Nat Geo 101
Nat Geo Special
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*
1 June
• read Chap 6
•P. 154 -161
•Parts of your
guide book?
• Benchmark tomorrow!
Answers
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Ash
Lava
Lava dome
Side vent
Central vent
Tephra
7
8
9
10
11
12
Caldera/Crater
lahar
fissure
dike
Central Vent/Conduit
Magma Chamber
Volcano Hunters
Volcano
Magma
Lava
Ring of Fire
Island arc
Hot spot
subduction
Tiltmeter
Andesitic
Volcanoes
•Mt. St. Helens
•Galeras
•Nevado del Ruiz
•Mt. Vesuvius
Composite/Stratovolcanoes: thick blocks of lava
Andesitic Volcanoes
When two tectonic plates rub
against each other and
generate enough friction and
heat
to create magma from melted
rock.
List Top 10 Volcanoes of the World
List Top 10 Volcanoes of the World
Why Care?
No Volcanoes at the Jersey Shore!
Anatomy of a Volcano
• Volcanologists
•gentle vs. violent
•Kill thousands of people
•Destroy entire cities, farms, and forests
•Severely disrupting local economies
•Disrupt communications & travel
Works Cited
“Anatomy of a Volcano” Len Krock. 11.12.02. Nova Series.
Planet Earth. 12-12-11
http://www.pbs.org/wgbh/nova/earth/volcano-parts.html
Current Science pub by Weekly Reader Corporation.
“Lake of Fire”
Works Cited
• “Anatomy of a Volcano” Len Krock. 11.12.02.
Nova Series.
• Planet Earth. 12-12-11
• http://www.pbs.org/wgbh/nova/earth/volcanoparts.html
• Current Science pub by Weekly Reader
Corporation.
• “Lake of Fire”