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there were actually three plates. The Juan de Fuca plate, the Pacific Plate and the North American Plate.

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14y ago

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What is happening to the plates to form mount saint Helen?

The 3 plates, The Juan de Fuca plate, the Pacific Plate and the North American Plate collided and made mt st helens but i'm not sure what's happening currently with the plates....


How does mount st. Helen's erupt?

Mount St. Helen does not erupt in any pattern. When it erupted in 1980, scientist had no idea that it was going to erupt because it did not follow a pattern and it did not have very many precursor.


What plates causes mount saint Helen to form?

Tectonic movement in the ocean or sfs sea-floor spreading, caused it


What formed mt Helen's?

subduction zones caused the formation of the mountian, two plates colliding together, a destructive plate boundary


Will mt saint Helen erupt again?

No 'cause its extinct!


When do sciencetists believe Mt Saint Helen's will erupt?

May 18th, 1980.


How often does mount st helens erupt?

Mount St. Helen does not erupt in any pattern. When it erupted in 1980, scientist had no idea that it was going to erupt because it did not follow a pattern and it did not have very many precursor.


What made Mt Saint Helen's to erupt?

The eruption of Mount St. Helens in 1980 was triggered by a combination of magma rising towards the surface, increasing pressure in the volcano, and a sudden release of built-up gases. This led to a flank collapse on the north side of the volcano, resulting in a massive eruption that devastated the surrounding area.


When do scientists believe Mt Saint Helen's will erupt the next time?

It is virtually impossible to predict an eruption.


Did the mt st Helen's eruption affect the land around it?

There is always earthquakes when volcanoes erupt, so, yes.


Who was the woman that caused the war?

Helen of Sparta.


What volcano has erupt more often?

Volcanoes eurpt more often in Mount St. Helen located in Washington in the U.S