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100
The molten mixture of rock-forming substances, gases, and water deep in the Earth's mantle.
What is magma
100
One magma reaches the surface it is called
What is lava
100
A weak spot in the crust where magma comes through
What is Volcano
100
The belt of volcanoes around the rim of the Pacific Ocean.
What is Ring of Fire
100
Pahoehoe and aa are produces during what kind of eruptions.
What is quiet?
200
If the magma is high in silca it will have this kind of eruption
What is explosive?
200
This is hot water and steam that erupts form the ground
What is geyser?
200
Magma collects in a pocket called
What is a magma chamber?
200
A long tube that connects a magma chamber to the surface.
What is a pipe?
200
A hug hole left behind when a volcano collapes
What is a caldera?
300
An area where magma melts through the crust in the middle of a plate.
What is hot spot?
300
Layer of thin , runny lava that flow over a wide area before the cool and harden.
What is a lava plateau?
300
This forms when magma hardens in a volcano's pipe and is later exposed.
What is a volcanic neck?
300
A mass of rock that formed when a large body of magma cooled inside Earth's crust.
What is a batholith?
300
A volcano that is no longer likely to erupt.
What is extinct?
400
A wide, gently sloping mountain made of hardened layers of low-silica lava.
What is a shield volcano?
400
It makes the volcano soil fertile
What are potassium and phosphorus?
400
When an explosive eruption hurls ash, cinder, bombs and gases out of a volcano.
What is pyroclastic flow?
400
The landscape feature that forms when plate movement forces the crust to bend downward.
What is a valley?
400
A tall, cone shape mountain in which layers of lava alternate with layers of ash.
What is a Composite volcano?
500
The major California's geological features that cause by the movement of Pacific and North American plate.
What are faults, volcanoes, mountains ranges and basins.
500
These are often found along or near the boundaries of plates
What is a fault?
500
This forms when magma hardens underground to form igneous rock.
What is an intrusion?
500
Name the four landforms that are created from volcanic eruptions made of ash, lava and other materials
What are Shield Volcanoes, Cinder Cone Volcanoes, Composite Volcanoes and Lava Plateaus.
500
Name the three stages of volcano activity?
What are dormant, extinct and active