Earthquakes
Volcanoes
The Moving crust
Volcanic Material and prediction and effects
earthquakes (continued)
100
Waves of energy that travel through the Earth
What is Seismic waves
100
a vent in the Earth's crust through which lava, seteam, ashes and gases are forced
What is volcano
100
solid volcanic materials such as ash and rock, means fire rock
What is pyroclastics
100
seismic waves that travel only travel across the earths surface
What is surface waves
200
Strike-Slip fault, Dip-slip faults, normal fault, reverse fault, thrust fault
What are five types of faults of earthquakes
200
subduction zones along the Pacific plate, where most volcanoes are formed
What is Ring of Fire
200
35% of the earth.
What are Continents?
200
A volcano that can no longer erupt
What is extinct volcano
200
an instrument that measures and records earthquake waves
What is seismograph
300
the slow movement of rock on opposite sides of a fault
What is fault creep
300
Melted rock beneath the Earth's surface
What is magma
300
blobs of magma that are shot into the air by a volcano
What is Volcanic Bombs
300
the process in which soil loses strength and acts as a liquid instead of a solid
What is liquefaction
400
how are s waves and p waves different
What is there are different because p waves are primary and can go through anything s waves can only go through solid rock and are secondary waves
400
places on the Earth's surface taht are directly above a column of rising magma
What is hot spots
400
gently sloping volcano built almost entirely of lava flows
What is shield volcano
400
tears in the earths crust caused by the friction of a fault
What is fissures
500
the point on the earth's surface directly above an earthquakes focus
What is epicenter
500
deep cracks that form between two tectonic plates as they seperate
What is rifts
500
A place where one tectonic plate is pushed under another
What is subduction zone
500
mild eruption of gases and thin lava out of one vent
What is Hawaiian eruption
500
a scale used to measure an earthquakes intensity based on eyewitness observatios
What is Mercelli scale
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