The property that affects the flow of lava and magma.
What is viscosity?
100
Transform, convergent, and divergent.
What are the three types of boundaries between lithospheric plates?
100
An area where the stretching or compressing of plates causes fractures in Earths crust.
What is a fault?
100
The layer of Earth that you are standing/sitting on right now.
What is Earth's crust?
100
The two major natural disasters discussed in this chapter.
What are earthquakes and volcanoes?
200
This form of precipitation is caused by the burning of coal in power plants and volcanic eruptions.
What is acid rain?
200
In the Greek origin, it means builder.
What does tekton mean?
200
An underwater mountain range formed by plate tectonics.
What is a mid-ocean ridge?
200
A long, narrow elongated depression of the sea floor.
What is an ocean trench?
200
The two factors that affect the distance that volcanic ash can travel.
What is the size of the eruption, and how much ash it deposited.
300
The surface of a fault along which rock masses move.
What is a fault plain?
300
A chain of volcanoes mostly underwater, mainly around the pacific ocean area
What is the ring of fire?
300
A long, narrow belt in which on plate moves downward into the mantle beneath the edge on another plate at a convergent plate boundary.
What is a subduction zone?
300
_______ are located under the asthenosphere.
What are hotspots?
300
The formula for finding the density of an object.
What is mass over volume?
400
A bend in a planar feature of rock.
What is a fold?
400
The GPS (global positioning system) confirms that the surface of Earth is moving.
What is the relation between GPS and the movement of tectonic plates?
400
Years ago scientists used to think that the worst earthquake would be from the center of the San Andreas fault but they recently discovered that a more devastating earthquake would come from this fault line running through the heart of Los Angeles.
What is Puente Hills?
400
The layer that is under the lithosphere.
What is the asthenosphere?
400
The order of tephra from largest to smallest.
What is volcanic bombs, lapilli, and ash?
500
An arbitrary scale for earthquake intensity based on observed effects of shaking.
What is the modified Mercalli scale?
500
When plates move apart from each other it causes this phenomena.
What is the cause of breaks in Earth's crust?
500
The San Andreas Fault is the ___________ fault line in the world.
What is the longest fault line in the world?
500
The deep central cleft in the crest of the mid-ocean ridge.
What is ridge valley?
500
True/False: Volcanoes are the only source of acid rain.