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Transcript 
VOLCANIC
VOCABULARY
SHIELD
Shield Volcanoes are:
 Usually Low
 Gentle Slope
 Wide Base
Let’s Compare
Y
E
CINDER CONE
Cinder Cone Volcanoes are:
 Cone Shaped
 Steep Slope
 Made with “Cinders”
Let’s Compare
S
u
r
COMPOSITE
Also known as a STRATOVOLCANO
Composite Volcanoes are:
 Broad Based
 Steep Top
 Alternates Quiet/Explosive
Let’s Compare
N
o
CALDERA
A caldera is a large “caldron” like
volcanic crater that has collapsed
at the center.
Caldera often fill up with rain to
form a large, deep lake.
Crater Lake in Oregon is the most famous caldera lake
and is nearly 2,000 feet deep, making it the deepest lake
in the United States
The world’s largest caldera is not filled with water but is actually
the world famous Yellowstone Park
How it Works
Other vocabulary words you
are familiar with are:
 Magma – liquid rock under the surface
 Lava – magma that has reached the surface
 Hot Spot – an unusually hot area where
magma breaks through the crust and forms a
volcano. Hawaii is the most famous hot spot
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