Fun Facts
The word volcano comes from the word _____ who is the Greek god of fire.
Vulcan
What type of volcano forms tall sweeping sides over multiple volcanic eruptions and explosive activity?
Composite or also called strato volcanoes
What is a volcano?
An opening in the earth’s crust layer that gasses, volcanic ash, and lava can escape through.
The eruption of Mount Vesuvius caused a ____ that destroyed large areas of the vegitation.
Fire
On the average day about __ volcanoes erupt.
20
The largest volcan on earth is called ______ ____ , is in Hawaii, and is 4,169 meters above the water and is 5,000 meters tall under the water.
Muana Loa
What type of volcano oven many eruptions, long and fluid lava flows form broad layers that are some of the world’s largest volcanoes?
Shield volcano
The ______ melts and turns into lava and is between the earth’s core and the crust.
Mantle
Air travel and shipping would be disrupted in what part of the world for weeks.
On the entire continent
The first volcanic lava flows happened _.___ billion years ago in Hudson Bay, Canada.
3.825
The oldest volcano on Earth is called ____ and is 85 million years old.
Meiji
They form when explosive activity throws lava into the air and it hardens into the shape of a cylinder.
Cinder Cone
Where are most volcanoes located?
In the ring of fire and on the edge of tectonic plates.
A vei 4 or 5 eruption could cause the Italian economy $__ ______.
20 billion
The state of ______ is home to the most volcanoes in the United States.
Alaska
The largest volcano in our solar system is called _______ ____and is on mars.
Olympus Mons
What is the most common type of volcano?
Cinder cone
Why do volcanoes erupt?
They erupt when magma forms and because magma is lighter than rock, it rises and flows or explodes out of the volcano.
How many people could lose power, transportation, and water, some for months.
About 10,000 people
There are about _,___ active volcanoes in the world.
1,350
More than __ percent of the earths surface is volcanic in origin.
80
What type of volcano forms when sticky lava flows out and hardens into a dome shape?
Lava dome
What can an erupting volcano trigger?
A tsunami, a rockslide, an earthquake, flash flood, and a mudflow.
What did the ruined vegetation caused by the fire after the eruption cause?
The ruined vegetation caused the the animals and humans to have to move away because of lack of food supply.
What four things need to collide to create an electrical charge to cause volcanic lightning?
Ash, lava, rock, and water