Shearing
Compared to P waves and S waves, Surface waves move
Slower
_____ can travel through both liquids and solids
P waves
The block of rock that lies above a fault is called the
Hanging Wall
A force that acts on rock to change its shape or volume is called
Stress
S waves are also known as
Secondary Waves
High level area that has been built up overtime from lava seeping out of several cracks is called
Lava Plateau
The bowl shaped area around the volcano's center vent is called a(n)
Crater
The stress force that pulls the crust where two plates are moving apart is called
The type if seismic waves that arrive at the surface first and move by compressing and expanding the ground like an accordion are called
P Waves
A major volcanic belt known as the ____________ circles the Pacific Ocean
Ring of Fire
Molten material that leaves a volcanoes vent is called
Lava
The stress force that causes a mass of rock to move in opposite directions is called
Shearing
In a normal fault, the part of the fault that lies below the other part is called the
Footwall
When ash, cinders and bombs build up in a steep pipe around a volcanoes vent the result is a
Cinder Cone Volcano
Magma
The ____ is the point beneath Earth's surface here rock breaks under stress and triggers an earthquake
Focus
In what direction do seismic waves carry energy of an earthquake
Away from the focus
Tall cone shaped mountains in which lava layers alternate with ash layers are called
Composite Volcanoes
A _____ is a long tube in the ground that connects the magma chamber to the earth's surface
Pipe