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According to whole mantle convection
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
Highly explosive volcanoes tend to have what type of magma?
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
As the temperature of lava increases
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
Which of the following factors help determin whether a volcanic eruption will be violent of relatively quiet
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
A magmas viscosity is directly related to its
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
A volcanic bomb is a
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
How does the age of the seafloor sediments change with increasing distance from the ocean ridge
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
The main source of downwarnd convective flow in the mantle is called
silica content
slab pull
age increases
its viscosity decreases
all the answers listed
slabs of cold oceanic lithosphere move down and into the lower mantle
piece of semi mmolten rock ejected as glowing lava
magma with high silica, high viscosity, and higher gas content
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