volcano parts
volcano makers
explosions
volcanoes?
and other volcanic stuff
100
Magma
What is rock melted by heat and pressure deep inside the earth
100
This causes rocks to melt and form magma
What is heat and pressure
100
Bits of rock dropped from the air during the eruption of a cinder cone volcano
What is tephra
100
A mountain that is formed from alternating layers of lava and ash
What is Volcano
100
Largest intrusive igneous rock body
What is Batholith
200
The steep walled depression around a volcano's vent
What is Crater
200
Places where most volcanoes are formed
What is Plate Boundaries
200
Magma that is low in silica and produces nonexplosive eruptions
What is Basaltic
200
A large opening caused by the collapse of the top of a volcano
What is Caldera
200
Magma hardened in a vertical crack
What is Dike
300
The opening in Earth's surface through which magma flows
What is Vent
300
Two factors that control whether an eruption will be explosive or quiet
What is water vapor and silica
300
Magma that is high in silica and produces explosive eruptions
What is granitic
300
A basaltic volcano with gently sloping sides
What is Shield Volcano
300
Hot area in Earth's mantle that melts rock into magma
What is Hot Spot
400
An opening in Earth's surface that often forms a mountain when layers of lava and volcanic ash erupt
What is Volcano
400
The type of material that makes up volcanoes with broad, sloping sides
What is Lava
400
This is made when tephra falls to the ground, forming something that is steep-sided loosely packed
What is Cinder Cone Volcano
400
Steep sided volcano made of tephra
What is Cinder Cone
400
Magma hardened into a horizontal crack
What is Sill
500
The area in Earth's mantle hot enough to melt rock just above it
What is Hot Spot
500
The type of volcano that is made of lava, volcanic ash, and cinders
What is Composite
500
After many thousands, even millions of years, magma reaches Earth's surface and flows out of this
What is vent
500
Volcano formed from alternating layers of lava and tephra
What is Composite Volcano
500
Solid magma core exposed when volcano cone erodes away
What is Volcanic Neck
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