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Lava moves from its viscosity.

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Q: What provides the force that propels magma from a volcanic vent?
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Identify and explain the 3 factors that effect the force of a volcanic eruption?

The silica content effects the force of a volcanic eruption because magma with a lot of silica is thicker and magma with less silica is thinner. The amount of dissolved gases in magma effects the force of a volcanic eruption because the less gas in the magma, the less pressure will be inside the volcano. The temperature of the magma effects the force of a volcanic eruption because the hotter the magma, the more runny it is.


What factors determine the force of a volcano eruption?

Factors that determine the force of an eruption are magma viscosity and gas content.


What factors determines the force of a volcano?

The force of a volcanic eruption is affected by many factors. They include, viscosity of the magma, its temperature, amount of gas content, and the size of the magma reservoir.


Why is mauna loa nonexplosive?

The explosive force of a volcanic eruption comes from gas trapped in the magma. The magma that feeds Mauna Loa has a low gas content.


What is released from a volcanic island?

Magma, (Volcanic Rock)


What provides the force that causes magma to erupt to the surface?

Magma is propelled to the surface by temperature differences, which cause convection currents. The temperature differences result from radioactive elements within the mantle.


True or False Dissolved minerals trapped in magma under tremendous pressure provide the force for a volcanic eruption?

False


Dissolved minerals trapped in magma under tremendous pressure provide the force for a volcanic eruption?

No. Dissolved gasses trapped under pressure provide the force.


Can dissolved minerals trapped in magma under tremendous pressure provide the force for a volcanic eruption?

No. Dissolved gasses trapped under pressure provide the force.


How is the strength of a volcanic eruption related to the magma in the volcano?

If the magma is more viscous, the eruption is stronger.


What provides the primary explosive force that results in a eruption?

The primary explosive force that results in an eruption is the release of built-up pressure in the Earth's mantle. This pressure is caused by the accumulation of magma beneath the surface, which contains volatile gases such as water vapor and carbon dioxide. When the pressure becomes too great, it causes the magma to explosively erupt to the surface, resulting in a volcanic eruption.


How do you use the word magma in a sentence?

magma appears after a volcanic eruption.