The earth's crust is broken into a number of huge parts. They are called
lithospheric plates
metamorphic plates
sedimentary plates
none of these
Sudden movement in the earth are called
earthquakes
building mountains
focus
The San Andreas Fault in California is a:
convergent plate boundary.
divergent plate boundary.
transform plate boundary.
none of these.
An earthquake is measured with a machine called a ________.
Telegraph
Seismograph
Compass
Lactometer
The inner most layer of the earth is
Mantle
Inner Core
Crust
None of these
In which plate margin does sea floor spreading occur?
Convergent margin
Divergent margin
Transform margin
What type of landform is developed in subduction zones?
Fold mountain
Ocean trenches
Oceanic ridges
Rift valley
The outer most layer of the earth is
Outer Core