California Geology and Tectonics

Front

What does the presence of the same fossils on different continents imply about the landmasses?

Back

The landmasses were once connected.

Front

What happens at a subduction zone involving oceanic crust?

Back

The denser oceanic crust is subducting under the less dense oceanic crust.

Front

What was the name of the single landmass that existed about 300 million years ago?

Back

Pangaea.

Front

What type of stress is responsible for the formation of the Panamint Range?

Back

Tension stress.

Front

What type of fault system is the San Andreas Fault?

Back

System of strike-slip faults.

Front

What is the theory that explains the movement of Earth's plates?

Back

Plate tectonics.

Front

What geological feature is formed when two tectonic plates collide?

Back

Mountain ranges.

Front

What is the process called when an oceanic plate sinks beneath a continental plate?

Back

Subduction.

Front

What is the term for the boundary where two tectonic plates move away from each other?

Back

Divergent boundary.

Front

What type of boundary is characterized by plates sliding past each other?

Back

Transform boundary.