Results for: Saint-helen

What type of volcano is Mt Saint Helens?

Mt. Saint Helens is a composite volcano. Composite volcanoes are formed by some alternating layers of tephra (rock debris thrown into the air by volcanic eruptions) and lava. (MORE)

Which president died at mount saint Helens?

No president died in the Mt. Saint Helens eruption. It is believed Harry S. Truman died during the blast but he, in fact, died eight years earlier in 1972. Harry R. Truman (no (MORE)

How did Mount Saint Helens form?

Mount St. Helen's formed about 40,000 years ago, and the pre-1980  summit cone began rising about 2,200 years ago. Prior to the 1980  eruption, Mount St. Helens was the fift (MORE)

Stocks 101: Learn Stock Market Basics

The stock market is one of the more intimidating subjects in all of personal finance. You may want to get into the stock market, but are hesitant because you don't understand (MORE)

Why is Mount Saint Helens called Mount Saint Helens?

Some Indians of the Pacific Northwest variously called Mount St. Helens "Louwala-Clough," or "smoking mountain." The modern name, Mount St. Helens, was given to the volcanic p (MORE)

How was Mount Saint Helens formed?

Mt. St. Helens was formed by a series of volcanic eruptions over millions of years.
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Why did Mount Saint Helens Erupt?

The eruption was preceded by a two-month series of earthquakes and steam-venting episodes, caused by an injection of magma at shallow depth below the volcano that created a hu (MORE)

Was mount saint Helens the biggest eruption?

Mt. St. Helens was not the largest volcanic eruption in history. Through recent history there have been much larger. The May 18, 1980 eruption of Mt. St. Helens was a V.E.I. 5 (MORE)