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What year was Mount Saint Helens the volcano born?
Mount Saint Helens like all other volcanoes was created over thousands of years, it started about 37,600 years ago and still continues in it's development. The link below gives far more detailed information.
What is the differences between mount st Helens and yellowstone?
yellow stone is a supervolcanowhereas mount saint helens isnt... yellowstone is 1000 times more powerful than mount saint helens which is 2500 times smaler. as yellow stone is a supervolcano and it emmited 240 cubic miles of rock, this means a supervolcano like yellow stone if it erupts can change the temperature of the earth as the debris released blocks the sunlight...potentially causing an iceage with global consuqunces... mount saint helens cant do this and will just cause damage to the place it arupted in the US...
How far did the lava flow in the mount st helens eruption?
The 1980 eruption of Mount St. Helens did not produce lava flows. It was an explosive eruption that prudiced an ash plume and pyroclastic flows. Pyroclastic flows are avalanche-like masses of superheated ash, rock, and gas. Pyroclastic flows from the initial lateral plast reached as far as 19 miles. Ash blown high into the atmosphere was carried by the wind for thousands of miles.
What was Mount St Helens like before eruption?
Mount St. Helens was an active composite volcano in the Cascade Range of Washington state. Before the 1980 eruption, it had a symmetrical shape with a conical summit and lush forests covering its slopes. It was known as a popular recreational area before the catastrophic eruption.
What type of plate boundary caused Mount St Helens?
Mount St. Helens is located along the Cascadia Subduction Zone, where the Juan de Fuca Plate is subducting beneath the North American Plate. This subduction zone is a convergent plate boundary, resulting in the volcanic activity that built the mountain and led to its catastrophic eruption in 1980.
What year was Mount Saint Helens the volcano born?
Mount Saint Helens like all other volcanoes was created over thousands of years, it started about 37,600 years ago and still continues in it's development. The link below gives far more detailed information.
How do you use eruption in sentence?
His strong anger seemed like a volcanic eruption.The volcano's eruption caused the Summer That Never Was in 1815.Towns have been buried by lava and mudslides after an eruption.
What is the differences between mount st Helens and yellowstone?
yellow stone is a supervolcanowhereas mount saint helens isnt... yellowstone is 1000 times more powerful than mount saint helens which is 2500 times smaler. as yellow stone is a supervolcano and it emmited 240 cubic miles of rock, this means a supervolcano like yellow stone if it erupts can change the temperature of the earth as the debris released blocks the sunlight...potentially causing an iceage with global consuqunces... mount saint helens cant do this and will just cause damage to the place it arupted in the US...
What is the new life growth like in the area since the last eruption of Mount St Helens?
im gonna answer your question with another question..... Who is helen?
How far did the lava flow in the mount st helens eruption?
The 1980 eruption of Mount St. Helens did not produce lava flows. It was an explosive eruption that prudiced an ash plume and pyroclastic flows. Pyroclastic flows are avalanche-like masses of superheated ash, rock, and gas. Pyroclastic flows from the initial lateral plast reached as far as 19 miles. Ash blown high into the atmosphere was carried by the wind for thousands of miles.
What was Mount St Helens like before eruption?
Mount St. Helens was an active composite volcano in the Cascade Range of Washington state. Before the 1980 eruption, it had a symmetrical shape with a conical summit and lush forests covering its slopes. It was known as a popular recreational area before the catastrophic eruption.
What type of plate boundary caused Mount St Helens?
Mount St. Helens is located along the Cascadia Subduction Zone, where the Juan de Fuca Plate is subducting beneath the North American Plate. This subduction zone is a convergent plate boundary, resulting in the volcanic activity that built the mountain and led to its catastrophic eruption in 1980.
What type of eruptions does mount st Helens do?
Like most stratovolcanoes, Mount St Helens alternates between explosive and effusive eruptions.
Is the life found after the 1980 eruption still thriving?
Yes, life has slowly returned to the area affected by the 1980 eruption of Mount St. Helens through natural processes like plant growth and animal migration. The ecosystem is actively recovering and continues to thrive despite the initial devastation.
What types of materials are volcanoes like Mount St. Helens made of?
Mount St Helens is made up of andesitic and rhyolitic pyroclastic materials.
What type of lava flow did mt st helens have?
The 1980 eruption of Mount St. Helens did not produce lava flows. It was a plinian eruption that produced aolumn of ash and pyroclastic flows. Pyroclastic flows are avalanche-like masses of hot ash, rock, and gas that rase away from an erupting volcano at speeds that can reachinto the hundreds of miles per hour.
What types of materials are volcanoes like Mount St. Helen's?
what types of materials are volcanoes like mount st. helens
