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Misc.
100
a weak spot in the crust where molten material or ,magma comes to the surface.
What is a volcano?
100
if you lived by a volcano you would want to live by an ______ volcano
What is an extinct
100
5 features formed by magma include
What is volcanic necks, dikes, sills, and batholiths
100
Give 1 example of a fault
What is san Andreas fault
100
The curve of an _________ echoes the curve of its deep ocean trench
What is an island arc
200
formed by the many volcanoes that rim the pacific ocean
What is the ring of fire
200
scientist believe that ______ will awaken in the future
What is a dormant volcano
200
List 4 land forms made of lava ash and other materials
What is 1.)shield volcanoes 2.)cinder cone volcanoes 3.)composite volcanoes 4.)lava plateaus
200
__________ are the only one type of geological feature that makes up a landscape
What is volcanoes
200
Volcanoes that create a string of islands
What is a island arc?
300
Earths plates
volcanic belts form along the boundaries of
300
an ________ is a volcano that is erupting
What is an active volcano
300
__________ cause explosive eruptions
What is a cinder cone volcano
300
a huge basin with the sierras and coast ranges on either side
What is central valley
300
An area where material from deep within the mantle rises and then melts forming magma.
What is a hot spot?
400
a molten mixture of rock forming substances gasses ad water from the mantle
What is magma
400
___ silica magma is thin and runny and flows easily
What is low
400
a __________ causes quiet eruptions
What is a shield volcano
400
a broad bowl shaped valley
What is a basin
400
a ________ forms above a hot spot when magma erupts through the crust and reaches the surface
What is a volcano?
500
magma when it reaches the surface
What is lava?
500
Quit eruptions can produce_____ different types of lava that differ in temperature
What is 2
500
A _____________ alternates with quit and explosive eruptions
What is a composite volcano ?
500
the movements of the pacific and north american plates produced what geological features
What is faults volcanoes mountain ranges basins
500
dieks and sills are examples of ___________
What is an intrusion
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