TYPES OF VOLCANOS
This volcano has the larges opening to the vent.
What is Caldera?
These parts of the Earth rest on the more fluid/ductile mantle layer and their greater motions can be catastrophic.
What are Tectonic Plates.
This Igneous rock is formed within the magma with larger crystals.
What is Intrusive?
This type of volcano is sometimes called a composite volcano with steep slopes and repeating layers of lava flow, ash, cinders and volcanic bombs.
What is Strato volcano?
These are the three main layers of the Earth.
What are the crust, mantle, and core?
This rock contains the largest quartz and feldspar crystals
What is Pegmatite?
The Hawaiian Island volcanoes are formed from ______.
What are Hotspots.
What type of volcano is the biggest volcano on the earth, and is not tall but wide.
What is a Shield Volcano?
These metals are molten and located in the in the ____________ core.
What are Iron (Fe) and Nickle (Ni) and the outer core?
A lava flow containing more _________ has a greater viscosity.
What is Silicates?
This Igneous rock is known for its vesicular texture high in quartz and feldspar.
What is Pumice?
This benefit of living near a volcano is most advantageous to farmers.
What is fertile soil / mineral rich soil?
This type of volcano is occurs at more random locations less related to tectonic plates. The Hawaiian Islands are an example.
What Hot Spots?
This layer is where magma occurs.
What is mantle?
When it has stopped moving, lava solidifies to form _________ Igneous rock.
What is Extrusive?
Volcanic rocks are identified according to both their chemical composition and_____.
What is Texture?
These status's are assigned to volcanoes according to eruptions.
What active, dormant, and extinct?
This volcano erupts from a single vent producing cinders.
What is a Cinder Cone?
Plate boundaries that run along the West coasts of the Americas, over to the East coasts of Asian and down around Australia provide most of the volcanic activity on Earth.
What is the Ring of Fire?
Lava that reaches ocean water will create ______
What is Laze?
This rock has the largest crystals of Pyroxene and Olivine.
What is Gabro, Peridotite?
These two types of melting from rock to magma occur.
What is decompression and flux melting?