plates/movement
earthquakes
earthquakes
Volcanoes
More Volcanoes
100
The "plates" are pieces of this part of the earth
What is the lithosphere?
100
These are powerful sea waves caused by earthquakes
What is a tsunami?
100
Two seismic safe practices are:
What is : flexible water or gas lines, spiral pillars, rubber and steel spring foundation?
100
The three types of volcanoes
What is composite, shield, and cinder cone?
100
Bits of solidified lava that drops from an eruption
What is tephra?
200
The boundary that results when plates separate or move apart..
What is a divergent boundary?
200
The names of the three kinds of seismic waves
What is a primary, a secondary, and a surface waves
200
These machines record seismic waves and help determine epicenter locations.
What is a seismograph?
200
The nature of volcanic eruption is dependent on this
What is magma compostion?
200
lava with high viscosity is this type of lava
What is lava that is thick or resistant to flow?
300
This kind of plate boundary is where the Soufriere Hills volcano formed.
What is a convergent boundary?
300
The names of the three fault types
What is a normal, a reverse, and a strike slip fault
300
Deep earthquakes can occur in areas of subductiion or in this type of boundary
What is a convergent boundary?
300
This is the largest kind of volcano
What is a shield volcano?
300
Volcanoes form in hot spots, and in these two boundary zones
What is divergent and convergent boundaries?
400
This kind of boundary is found on the west coast and causes much earthquake activity.
What is a transform boundary?
400
This is where the earthquake begins within the earth
What is the focus?
400
These two countries have had major earthquakes in the past month
What is Haiti and Chile?
400
The smallest of the volcanoes
What is a cinder cone?
400
Basaltic lava rock forms from fissure eruptions in this boundary type
What is a divergent boundary?
500
This boundary results when plates collide
What is a converging boundary?
500
This measures the magnitude of an earthquake
What is the Richter scale?
500
located directly above the focus on the surface of the earth
What is an epicenter?
500
This type of eruption is due to high amounts of silica
What is a high eruptive, or explosive force?
500
Volcanoes can form when plates converge and this process occurs
What is subduction?
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