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Do volcanic eruptions cause earthquakes?
Not usually. Although earthquakes often occur before a volcanic eruption, they are not the cause. The earthquakes are the result of magma (molten rock) moving underground leading up to an eruption. A few volcanic eruptions are thought to have been triggered or initiated by earthquakes, but this is not the typical case.
Why can earthquakes signal volcanic eruption?
The movement of magma can cause movement in the surrounding rock, resulting in earthquakes.
Why can earthquakes signal possible volcanic eruption?
The movement of magma can cause movement in the surrounding rock, resulting in earthquakes.
How are volcanoes earthquakes and tsunamis related?
A volcanic eruption can cause an earthquake and an earthquake underwater can cause a tsunami.
Can people stop earthquakes or volcanic eruption?
We do not know how to stop earthquakes or volcanic eruptions.
Do earthquakes cause volcanoes to explode?
In most cases, no. However, there is evidence that, on a few occasions, earthquakes appear to have triggered eruptions, most likely by disturbing the magma chamber beneath the volcano. Earthquakes often precede a volcanic eruption, be these are not the cause of the eruption, but are rather a result of the movement of magma that leads to an eruption.
Can volcanic eruption and seismic tremors produce large mudflows and debris flows?
Yes. Earthquakes and volcanic eruptions can cause debris flows. Volcanic eruptions can mudflows called lahars.
What causes both earthquakes and volcanic eruption?
Plate Movement
Can scientists predict volcanic eruptions?
Yes, scientists can predict volcanic eruptions, but only to a certain extent of accuracy. One method is to use earthquakes. Earthquakes usually increase and become more violent before a volcanic eruption
What types of updates are provided before a volcanic eruption occurs?
Earthquakes
What instrument measures earthquakes that may precede a volcanic eruption?
A seismograph.
Do earthquakes produce ash?
No. Volcanic eruptions produce ash. Earthquakes and volcanic eruptions get clustered. A volcanic eruption can cause vibrations, while a large temblor can rattle a magma chamber under a volcano, causing towers of ash and rivers of lava to gush forth.
