Miscellaneous
Volcano Facts
Lava
Volcanic Eruptions
Volcanoes
100
A type of volcano.
What is shield, cone, or composite.
100
Name one of the two things that affects how explosive a volcano is
What is silica or What is water content
100
This is the underground body of molten rock that feeds a volcano.
What is a magma chamber?
100
Molten rock that is blown into dust sized pieced during an eruption.
What is ash
100
The mountain or hill that erupts lava.
What is a volcano
200
This type of lava flows freely. (Viscous or non-viscous)
What is non-viscous
200
The area of many volcanoes around the Pacific ocean.
What is The Ring of Fire
200
This is molten rock under the surface of the Earth.
What is magma
200
Volcanic eruptions can be ______ times stronger than the explosion of the first atomic bomb.
What is 10,000
200
There are __ types of volcanoes.
What is 3
300
Tiny bits of magma that harden before they hit the ground.
What is lapilli
300
What percent of active and dormant volcanoes are in the Ring of Fire?
What is 75%
300
Pillow, blocky, aa, pahoehoe.
What are the four types of lava?
300
Huge amounts of lava can be released in (non-explosive or explosive) eruptions.
What is non-explosive
300
The opening in a volcano which volcanic material passes through
What is a vent
400
Layer of Earth that had a lot of magma
What is the Mantle
400
The two factors scientists monitor and use to predict whether or not a volcano might explode
What is temperature and pressure
400
This is magma exposed to the surface.
What is lava
400
The most common type of eruption
What is non-explosive
400
The funnel shaped pit on the top of a volcano.
What is a crater
500
Underwater volcano chains
What are mid-ocean ridges
500
The temperature at the center of a pyroclastic flow can exceed _____ °C
What is 700
500
The type of material produced by explosive eruptions
What is pyroclastic material
500
This can determine how explosive an eruption is.
What is silica
500
When the roof over a magma chamber collapses, it forms a _________
What is caldera
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