Show:
Plate Tectonics
Earthquakes
Volcanoes 1
Volcanoes 2
Miscellaneous
100
This type of boundary has plates moving away from each other.
What is a divergent boundary?
100
What happens when rocks move along a fault and release energy.
What is an earthquake?
100
This volcano is long and low with gentle eruptions.
What is a shield volcano?
100
Molten rock underground.
What is magma?
100
The most famous fault in California.
What is the San Andreas Fault?
200
This type of boundary moves plates towards each other.
What is a convergent boundary?
200
This is where the energy of an earthquake starts.
What is the focus?
200
This volcano has steep sides and is built up by ash.
What is a cinder cone?
200
Gas and ash flowing at over 200 mph is called . . .
What is a pyroclastic flow?
200
A large depression caused by the emptying of a magma chamber.
What is a caldera?
300
This type of boundary has 2 boundaries moving horizontally against each other.
What is a transform boundary?
300
This is the point where an earthquake is felt directly above where the earthquake starts.
What is the epicenter?
300
This volcano has violent eruptions, and has a cone shape.
What is a composite or stratovolcano?
300
A crack in the Earth's surface.
What is a fissure?
300
This formed the Hawaiian Islands. It doesn't move, but the plates do.
What is a Hot Spot?
400
This is what its called when one plate moves under another.
What is subduction?
400
Name of waves that measure earthquakes.
What is a seismic wave?
400
This volcano buried the city of Pompeii.
What is Mt Vesuvius?
400
The thickness of lava.
What is viscosity?
400
This is caused by an underwater earthquake.
What is a tsunami?
500
This forms on land when plates pulls away from each other.
What is a rift?
500
What it is called when rocks stretch and snap back to their original position.
What is elastic rebound?
500
An opening around the vent of a volcano, caused by eruptions.
What is a crater?
500
Volcanoes form near this kind of zone.
What is a subduction zone?
500
A sleeping volcano.
What is dormant?