the lithosphere is broken into pieces called what?
Solid and brittle
What are two of the physical characteristics of plates?
How many large plates are there in the world?
About a dozen
How many smaller plates are there in the world?
what has restricted distribution regarding trenches and ridges and are caused by plate movement?
Long, linear belts of occurrence
What is the major characteristic that earthquakes show that proves a plate theory?
Convergent, divergent, and transform
What are the three plate boundary motions?
Which type of motion is it when plate boundaries are moving apart?
Which type of motion is it when plate boundaries are coming together?
Which type of plate boundary is it when the plates slip by one another?
Motion, process, seismicity, topography and volcanism
name the five characteristics that apply to all plate boundaries... (ABC order)
What type of plate boundary is it when new lithosphere is created and oceans grow?
What is the seismicity of a divergent plate boundary?
What is the main type of volcanism for a divergent plate boundary?
Oceanic ridges and rift valleys
What is the topography of a divergent plate boundary?
East African rifts, rio grande rift
What are some examples of divergent plate boundaries in the world today?
What type of plate boundary occurs when lithosphere is consumed and oceans collapse?
0 - 100 km and the Benioff zone
What is the seismicity of a convergent plate boundary?
what is the main type of volcanism for a convergent plate boundary?
What is the topography of a convergent plate boundary?
What type of plate boundary occurs when lithosphere is conserved?
What is the seismicity of a transform plate boundary?
What is the type of volcanism that occurs in a transform plate boundary?
Linear scarp or valley
What is the topography associated with a transform plate boundary?
San Andreas fault
What is an example of a transform plate boundary in the world today?
The Wilson Cycle
What depicts the opening and closing of oceans with the concomitant rifting and drifting of oceans and the creation of mountains?
Less than 1%
What percentage of all volcanoes in the world are intraplate?
what rises up from the boundary between the mantle and the core to cause hot spots?
Fixed in position on the plate
how are the plumes position relative to a plate?