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Volcanoes And Tectonic Plates
Volcanic Eruptions Part 1
Volcanic Eruptions Part 2
Volcanic Landforms
CA geology
100
It is a weak spot in earth's crust.
What is a volcano?
100
It is where magma collects into a pocket.
What is a magma chamber?
100
THe words are dormant, extinct, and active.
What are the words to describe a volcano's stage?
100
The 3 types of volcanoes are: Composite, Shield, Cinder-Cone.
What are the 3 types of volcanoes?
100
Broad-shaped valley.
What is a basin?
200
Magma is molten rock that is beneath the earth's surface. But lava is the same thing as magma except it is above the land.
What is the difference between lava and magma?
200
A pipe is a long tube in the ground that connects the magma chamber to the earth's surface.
What is a pipe?
200
Silica is the material that is found in magma. It is made of silicon and oxygen.
What is silica?
200
A caldera is a collapse of a volcanic mt.
What is a caldera?
200
It is a huge basin.
What is a central valley?
300
The ring of fire is formed by many volcanoes that rim the pacific plate.
What is the ring of fire?
300
It is the area covered by lava as it pours out of a vent.
What is a lava flow?
300
It is a type of eruption that hurls out a mixture of ash, cinders, and bombs.
What is a pyroclastic flow?
300
It looks like a giant tooth stuck on the ground.
What is a volcanic neck?
300
4
How many geological features are there?
400
An island arc is islands that are in a row/string.Ex: Hawaii.
What is an island arc?
400
It is a bowl shaped area that forms on top of a volcano.
What is a crater?
400
It is an opening in a volcano.
What is a vent?
400
It is when magma hardens under ground and forms igneous rock.
What is intrusion?
400
Volcanoes Faults Mt. Ranges Basins
Name the geological features.
500
Hot spot is an area where material deep within the mantle rises and then melts, forming magma.
What is a hot spot?
500
It is a fountain of water and steam that shoots of the ground.
What is a geyser?
500
When a volcano erupts, the force of the expanding gases pushes magma until it flows or explodes.
What is the process of when a volcano erupts?
500
It's when magma squeezes between horizontal layers.
What is sill?
500
Faults are cracks in the earth's crust?
What are faults?