Eruption materials
This is the word we give to molten rock when it reaches the surface
what is lava?
These occur when lava flows around the trunk of a tree and solidifies forming large columns of igneous rock
What are lava trees?
These violent shakes can leave large areas of destruction after a volcano erupts
What are earthquakes?
A small funnel shaped pit around the central vent of a volcano
What is a crater?
The location around the Pacific plate where most volcanoes on Earth are located
What is the Ring of Fire?
This type of underwater lava might look soft, but beware it is still hard as a rock and really really hot
What is pillow?
These long wispy strands are formed from lava drops that cool in air and stretch
What is Pele's hair?
This happens because significant amounts of ash are launched into the atmosphere blocking out the sun
What is climate change?
A large area of cooled lava made from repeated eruptions
What is a lava plateau?
This class of volcano may erupt some day but not today
What is dormant?
This lava has the texture of a mozzarella stick: hard and "crunchy" on the outside, molten hot on the inside
What is blocky?
Although they may be big and the name scary, fear not, these large boulder like objects will not explode
What are volcanic bombs?
Pyroclastic Flows are a major danger as they will cover entire cities in this
What are hot ash and dust? (need both)
This is an example of a national park made from former eruptions. If it were to erupt again, we're moving to Miami.
What is Yellowstone?
These volcanoes are short and erode quickly
What are cinder cones?
This type of volcanic discharge can lay waste to entire cities as it is very hot and moves very very fast
What is pyroclastic flow?
Pele's name and Pele's tears are so named because Pele is the Hawaiian goddess of
What are volcanoes and fire? (either answer is correct)
This ancient city is the most famous example of how destructive a volcanic eruption can be
What is Pompeii?
A very large area made after a volcanic eruption causes the ground to cave in on itself
What is a caldera?
This substance makes lava thicker, often clogging vents and making the volcano more explosive
What is silica?
Pahoehoe is usually categorized differently from other lava as it is ropey and usually has very low this
What is viscosity?
What are "raindrops"?
These large volcanic mudflows can carry away anything in their way
What are lahars?
Fissures along the sides of volcanoes can form these areas for lava to flow out
What are side vents?
One of the two gasses that are let out by volcanoes indicating a coming eruption (either one will be correct)
What are CO2 (Carbon Dioxide) and SO2 (Sulfur Dioxide)?