Mount St. Helens made the news when it became active on March 20th, 1980, and then erupted on May 18th, 1980. Use the link below to the Wikipedia post on this event. It comes complete with pictures, drawings and an easy-to-read description of the action. And it is free.
In 1980 Mount St. Helens produced the deadliest and most destructive volcanic eruption in U.S. history. This eruptions was one of the largest of modern times and the largest on record in the continental U.S. The only other recent explosive eruptions in the U.S. have occurred in fairly remote parts of Alaska. The eruption was also studied in great detail both from a geologic standpoint and in terms of the impact on ecology. Mount St Helens is also a distinct U.S. landmark, known for its beauty before the eruption and its distinct U-shaped crater afterward.
There are several reasons, most of them relating to its catastrophic eruption in 1980. First, The 1980 eruption was the deadliest and most destructive volcanic eruption in U.S. history. Second, it was the first time that scientists were able to study a major explosive eruption using modern methods. They learned a lot of valuable information. It was a major moment it the study of volcanoes. Prior to 1980, Mount St. Helens was noted for its beauty. Some referred to it as the Mount Fuji of the West.
It proved volcanos can blow left or right, not just up.
Mount St. Helens is an active stratovolcano
mount st helens is located in gifford pinochot national forest
Mount St Helens is located in the state of Washington.
in wahington the state
not lable, but what are the layers of mount st helens?
Mount St. Helens is an active stratovolcano
mount st helens is located in gifford pinochot national forest
Mount St Helens is located in the state of Washington.
the pipe for mount st. helens is none of your bissunes '
in wahington the state
mount st Helens
not lable, but what are the layers of mount st helens?
mount st helens errupted from the side whilst no other volcano does that
The 1980 eruption of Mount St. Helens killed 57 people.
Mount St. Helens consists of lava rock interlayered with ash, pumice and deposits, together with layers of basalt and andesite.
Mt st. Helens is in Washington.
Right now Mount St Helens is dormant.