a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action
What is an earthquake?
100
a powerful storm system with a large low pressure center that produces intense winds and heavy rainfall
What is a Hurricane?
100
a mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system
What is a Tornado?
100
a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust.
What is a Volcano?
100
the sliding down of a mass of earth or rock from a mountain or cliff.
What is a Landslide
200
a measured value of the earthquake size
What is magnitude
200
a region of mostly calm weather at the center of strong tropical cyclones
What is the “eye” of a hurricane?
200
tornadoes that form over a body of water
What is Waterspout
200
hot fluid or semifluid material below or within the earth's crust from which lava and other igneous rock is formed by cooling.
What is Magma?
200
a fluid or hardened stream or avalanche of mud.
What is a Mud flow.
300
a line on a rock surface or the ground that traces a geological fault
What are Fault lines?
300
cover or submerge (a place or area) with water.
What is flooding
300
an area of the Great Plains centered on eastern Kansas and Oklahoma and including parts of the surrounding states, where tornadoes are frequent.
What is “Tornado Alley?”
300
an active volcano that is not erupting, but supposed to erupt again.
What is A dormant volcano
300
the action of exogenic processes (such as water flow or wind) which remove soil and rock from one location on the Earth's crust, then transport it to another location where it is deposited.
What is erosion
400
The center of an earthquake is called
What is Focus?
400
In 2005, killed over 1800 people in the United States and caused around $80 billion dollars worth of property damage.
What is Hurricane Katrina
400
the standard way to measure tornadoes based on wind damage
What is The EF Scale
400
a ring of volcanoes around the Pacific Ocean that result from subduction of oceanic plates beneath lighter continental plates
What is the “Ring of Fire?”
400
The _____ of a landslide can range from extremely slow to extremely rapid.
What is Speed?
500
The largest recorded earthquake in the world occurred on May 22, 1960 in
What is Chile?
500
a 1 to 5 rating based on a hurricane's sustained wind speed and estimates potential property damage
What is Saffir-Simpson Hurricane Wind Scale
500
a tornado’s color matches the color of _________
What is the ground
500
The lower density of the magma relative to the surrounding rocks causes it to rise (like air bubbles in syrup).
What is a Volcanic eruption
500
often accompany earthquakes, floods, storm surges, hurricanes, wildfires, or volcanic activity. They are often more damaging and deadly than the triggering event.