Show:
Volcanic Rocks
Toss Up
Location Location Location
The Earth's Plates
Earthquake/Volcano Info
100
Volcanic glass that is usually dark colored
What is obsidian
100
What are the 3 types of volcanoes
What is composite, cinder and shield
100
Where is the San Andreas Fault located?
What is California
100
This is movement of the Earth’s continents
What is Continental Drift
100
A measurement of the seismic energy or strength that is released by an earthquake on a scale from 1 to 10
What is Richter Scale
200
Spongy, light weight rock that is formed in explosive volcanic eruptions
What is pumice
200
Two oceanic plates diverge and new sea floor is formed
What is sea floor spreading
200
It is an area where large numbers of earthquakes and volcanic eruptions occur in the basin of the Pacific Ocean
What is the Ring of Fire
200
Movements of the Earth’s lithosphere plates
What is plate tectonics
200
An area in the Earth's lithosphere through which magma rises and volcanoes erupt
What is Hot Spot
300
Broken-up rocks, pumice, ash, and other bits of material that are formed in a volcanic eruption
What is pyroclasts
300
A type of mudflow or debris flow composed of pyroclastic material, rocky debris, and water.
What is Lahar
300
The point on the Earth's surface directly above where an earthquake occurred.
What is Epicenter
300
Outer layer of the earth which consist of the oceanic and continental plates
What is Lithosphere
300
An opening in the side of a volcano where volcanic lava, gases, and debris erupt.
What is side vent
400
A pyroclastic rock that was hot enough after eruption and welded together
What is welded tuff
400
A large long-wavelength sea wave caused by an offshore earthquake
What is Tsunami
400
A region or area where several surrounded by several major faults
What is fault zone
400
What are the 2 plate types in plate tectonics?
What is Oceanic and Continental plates
400
What type of volcano is Mt. St. Helens?
What is composite
500
Gas rich lava is abundant in what two components
What is iron and magnesium
500
Waves that arrive after the P waves. They are shear waves that vibrate from side to side as well as up and down
What are S Waves (Secondary Waves)
500
What country had a volcanic eruption last for 9 years
What is Mexico
500
Deeper part of the mantle that is weaker, hotter and has plasticity
What is Asthenosphere
500
The process of taking certain preparedness measures, the impact of an earthquake can definitely be lessened.
What is mitigation