Show:
Faults
Earthquakes
Volcanoes
Pot Luck
Odd and Ends
100
What type of fault forms when the hanging wall moves upward past the footwall
What is reverse fault
100
A lot of earthquakes begin in what layer of the Earth
What is lithosphere
100
Inside a volcano, magma collects in a pocket called
What is the magma chamber
100
A volcano that is erupting or shown signs that it may erupt in the future
What is active
100
A normal fault uses what type of stress
What is tension
200
This type of stress causes normal faults
What is tension
200
Seismic waves move out from the focus in what direction
What is in all directions
200
A major belt of volcanoes located in the Pacific Ocean is called
What is Ring of Fire
200
Anticlines and synclines are two types of
What is folds
200
This type of seismic wave expands and compresses the ground
What is a P wave
300
A break in the crust where slabs slip past each other is a
What is a fault
300
P and S waves are called this when they reach the top of the ground
What is surface waves
300
What magma is called when it reaches the surface
What is lava
300
Which scale do geologist use today to measure earthquakes
What is moment magnitude scale
300
A volcano that will not erupt any more
What is extinct
400
Tension, compression and shearing are all types of
What is stress
400
This type of seismic wave moves through liquids and solids
What is a primary (P) wave
400
A weak spot in the crust where molten material or magma comes to the surface is called
What is a hot spot
400
The insturment used to measure earthquakes
What is a seimograph
400
Earthquakes and volcanoes happen at what type of places on Earth
What are plate boundaries
500
A force that acts on rock to change its shape or volume
What is stress
500
The point beneath Earth's surface where the crust breaks and triggers an earthquake
What is the focus
500
Volcanoes occur at divergent boundaries, subduction zones and around the edges of oceans but not at
What is transform fault boundaries
500
A large area of flat land elevated high above sea level
What is a plateau
500
This type of wave moves slower than P and S waves but cause the most damage
What is surface waves