Vocabulary
Places
Types of Volcanoes
Odds & Ends
100
a broad volcano with gently sloping sides
What is a shield volcano?
100
Kilauea is this type of volcano
What is a shield volcano?
100
type of volcano made up of tephra
What is a cinder cone volcano?
100
explain how volcanoes can be destructive and constructive
They can cause death and destroy property. They also build up the earth's surface and increase the minerals in our soil for crops.
200
bits of rock or solidified lava dropped from the air after a volcanic eruption
What is tephra?
200
the Mid-Atlantic Ridge is an example of this plate boundary
What is a divergent plate boundary?
200
alternating layers of tephra and lava
What is a composite volcano?
200
why are some intrusive volcanic features exposed at the surface
because of weathering and erosion
300
steep-walled depression around a volcano's vent
What is a crater?
300
the Andes Mountains in South America are an example of what boundary
What is a convergent plate boundary?
300
name the three types of lava
What are basaltic, granitic and andesitic?
300
the Hawaiian Islands and Iceland where both formed from volcanic activity, describe the difference
the Hawaiian Islands were formed as a result of a hot spot and Iceland was formed from a volcano at a divergent plate boundary
400
the largest intrusive igneous rock formation
What is a batholith?
400
Crater Lake is an example
What is a caldera?
400
magma rich in silica produces what kind of eruptions
What are explosive or violent eruptions?
400
what type of boundary is associated with composite volcanoes
convergent or plates moving together
500
a large, circular-shaped depression formed when the top of a volcano collapses
What is a caldera?
500
Ship Rock in New Mexico is an example of this
What is a volcanic neck?
500
lava that come out of cracks in the ocean floor is called this
What is pillow lava?
500
magma squeezed into a horizontal crack between rock layers is call a
what is a sill?
M
e
n
u