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What causes small earthquakes before a volcanic eruption?

Updated: 6/23/2021
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10y ago

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The earthquakes are caused by the movement of magma underground and the breaking of rocks by that magma.

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10y ago
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Q: What causes small earthquakes before a volcanic eruption?
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Related questions

What causes both earthquakes and volcanic eruption?

Plate Movement


What activity causes mouontains to change rapidly?

Volcanic eruption


How is the volcanic eruption formed and what causes it?

it comes from molten rock


How either an earthquake or volcanic eruption occurs?

Earthquakes occur when two plates of the Earth's crust collide. The collision creates a seismic wave, shaking the earth for miles around the collision. Volcanic eruptions occur when the pressure becomes too great inside the volcano, forcing the magma up through the vents and the main opening in the volcano.


What causes earthquakes before an eruption?

the tectonic plates move around slightly until they clash causing strong vibrations or an earthquake


What are the constructive causes of volcanic eruption?

floods sandy beaches riverbanks


What causes the Minoan civilization to decline?

a natural disaster from a volcanic eruption


When magma escapes from the mantle to the sufrface of earth it causes a?

volcanic eruption


What causes earthquakesand volcanoes to happen?

The earths plates rub together causing vibrations in the earth. Making Earthquakes If these plates are near volcanoes the friction will melt the magma causing a volcanic eruption.


What are 2 causes of earthquake?

earthquakes can be caused by either tectonic or volcanic. Tectonic earthquakes are caused by movement of tectonic plates underneath the earth surface. Volcanic earthquakes are caused by volcanic activities underneath or above earth's surface.


What causes the earthquakes that precede a volcanic eruptiond nithing?

nothin theres no answer\


What causes more catastrophe volcano or earthquake?

I'm pretty sure that earthquakes are more common. Also, earthquakes can open up cracks in volcanoes which leads to built up pressure being released from the core of the volcano, which usually leads to a volcanic eruption.