Show:
Plate Tectonics
Earthquakes
Volcanoes
Movin' and Shakin'
The Leftovers
100
He's the scientist who created the Theory of Continental Drift.
Who is Alfred Wegener?
100
It is a crack or break in Earth's crust along which rocks move.
What is a fault?
100
The resistance to flow.
What is viscosity?
100
It is a sea wave caused by an underwater earthquake.
What is a tsunami?
100
It is a very tall volcano that alternates eruptions betweeen runny lava and pyroclastics.
What is a composite cone (stratovolcano)?
200
It is the name of the super-continent that existed 200 million years ago.
What is Pangaea?
200
It is the point of origin of earthquake vibrations underground.
What is a focus?
200
They are the two factors that determine the explosiveness of a volcanic eruption.
What dissolved gases and silica content?
200
It is a device used to record earthquake vibrations?
What is a seismograph?
200
It is the earthquake measuring scale that categorizes based on damage
What is the Mercalli Scale?
300
It is the part of the Earth made of the crust and upper mantle.
What is lithosphere?
300
It is the process of rocks snapping back into their original postion after they break.
What is elastic deformation?
300
It is the name given to ash, or rock chunks that erupt from a volcano.
What are pyroclastics?
300
It is the below-surface process that causes the plates to move.
What is convection?
300
It is the typical cause for volcanoes in the middle of a plate.
What is a hotspot?
400
They are the four layers of the Earth from inside out.
What is inner core, outer core, mantle and crust?
400
They are the three kinds of stress in the Earth's crust.
What compression, tension and shearing?
400
It is a small, steep, explosive volcano made of ash and cinders?
What is a cinder cone?
400
It is the process of a loose solid behaving like a liquid due to intense shaking.
What is liquefaction?
400
It is the best example of a transform boundary found in the U.S.A.
What is the San Andreas Fault?
500
They are three things used as evidence for Continental Drift (any 3).
What are the fit of continents, fossil matching, rock type matching, glacial deposits, and mountain matching (any three)?
500
They are the three kinds of seismic waves from slowest to fastest?
What are L (sureface), S (secondary), P (primary)?
500
They are two places on the Earth where shield volcanoes are found.
What is Hawaii, Iceland, the MOR....?
500
It is a mudflow made of melt water and volcanic ash that moves down-slope very quickly.
What is a lahar?
500
It is the process by which one plate is pushed under another.
What is subduction?