Causes and Effects of Earthquakes
Big waves that occur after an earthquake
What is a tsunami?
Waves that flow out in all directions from an earthquake
What are seismic waves?
the three ways to classify based on how often a volcano erupts
What are active, dormant, and extinct?
fog from a volcano
What is vog?
An eruptions with litle or no steam, cinder, or ash that occurs over a long period of time
What is Hawaiian?
What is a fault?
Two of the four kinds of waves
What are S waves, P waves, love waves, and Rayleigh waves? (any two)
the shape that we normally think of when we think of a volcano
What is composite cone?
The kind of rock that comes from volcanoes. Examples obsidian and granite
What is igneous rock?
An eruption that has a fountain of lava that runs down the side
What is Strombolian?
A human cause
What is the movement of large amounts of earth (like for construction)?
Measures the destruction of an earthquake
What is the Mercalli scale?
a gentle sloping hill-shaped volcano
The cause that is the other natural disaster we studied this chapter
What is an earthquake?
A violent eruption that causes a loud explosion and sends lava, ash, cinders, and gas into the air - the least violent of the violent eruptions
What is Vulvanian?
The other natural disaster that we studied in this chapter is both a cause and an effect.
Measures the magnitude of an earthquake
What is the Richter Scale?
A volcano with one main vent and a bowl shaped crater at the top.
What is a cinder cone volcano?
The place where volcanoes form
What are hotspots in the middle of plates?
An eruption with pyroclastic flow - an avalanche of red-hot dust and gases
What is Pelean?
The three types of faults
What are normal, strike-slip, and thrust/reverse?
Where earthquakes happen
What is below the surface of the earth along faults or plate boundaries?
Besides shape and how often it erupts, the other clasification
What is the type of eruption?
An effect that may come from a Plinian eruption
What are weather changes?
What is Plinian?