Types of Volcanoes
A volcano that has low, sloping sides and puts out runny, fast lava flows.This type of volcano is made up of layers of lava rocks. it is created slowly; that's why it has gentle and broad sides.
What is a shield volcano?
Things that can come out of a volcano besides lava...name at least 3.
What can be: explosive force, gases, steam, dust, ash, rocks, and vaporized rock?
Hot water, heated by magma, that gushes out of the ground such as at Yellowstone.
What is geyser?
Large pieces of the Earth's crust that float on top of the mantle.
What are tectonic plates?
This type of earth movement is associated with volcanoes and is monitored with a seismograph.
What is an earthquake?
A smaller volcano that is characterized by steep sides and puts out ash, dust, and small rocks. This type of volcanic landform is made up of small rock particles created from low viscous magma.
What is a cinder cone volcano?
Molten rock outside of the volcano.
What is lava?
The area of the Pacific Ocean where most of the world's volcanoes are found
What is the Ring of Fire?
A big wall of water that is caused by an earthquake or volcano
What is a tsunami?
Hawaii is considered a string of islands called an island arc, and its volcanic activity is due to this geological feature.
What is a hot spot?
This type of tall volcano puts out ash, dust, rocks, hot gas, and highly viscous lava, and can very explosive.
What is a composite volcano?
The massive eruption that knocked 1,300 feet of the top of Mt. St. Helens, and the largest eruption along the west coast of the US in the last 100 years, occurred on this date...
What is May 18, 1980?
This word better describes the 'liquid rock' beneath the earth's surface.
What is a magma?
Type of black glassy volcanic rock forms when lava cools very fast such as when it falls into the ocean.
What is obsidian?
3 types of rocks from the rock cycle
What is igneous, metamorphic, and sedimentary?
What we call a volcano that has showed no signs of activity for dozens of years.
What is a dormant volcano?
A long tube in the volcano - lava, ash, dust, and rocks come out of it
What is a pipe or vent or lava tube?
This is one of the three major categories of rock. It is formed when lava hardens and cools.
What is igneous rock?
The layer of the earth that most magma comes from
What is the mantle?
This is the largest type of volcano on Earth.
What is a shield volcano?
Type of bowl shaped, often underground, volcano that rarely erupts, but when it does, it is so large that it impacts entire continents and earth's climate and may cause a mass extinction event.
What is a caldera?
A bowl-shaped part at the top of a volcano.
What is a crater?
This type of "flow" is one of the most destructive forces when a composite volcano erupts.
What is a pyroclastic flow?
A volcano that regularly erupts or shows signs of activity is called this...
What is an active volcano?
Volcanoes can be formed at this type of plate boundary, in subduction zones where an oceanic plate subducts under a continental plate.
What is a convergent plate boundary?