EARTH B FINAL EXAM California Geology and Tectonics

Front

What is a mid-ocean ridge?

Back

Mountains created under water.

Front

What geologic feature would you most likely find at a divergent boundary between two pieces of oceanic crust?

Back

Mid-Ocean Ridge.

Front

What are the most destructive waves?

Back

Surface waves.

Front

What do glacier scars found in Africa provide evidence for?

Back

Africa was once in an area of the Earth that had a very cold climate.

Front

Compared to the relative age of the surface oceanic bedrock at location C, what is the relative age of the surface oceanic bedrock at D?

Back

Bedrock at C is older than D.

Front

What is tectonic plate movement?

Back

The movement of the Earth's lithosphere which is divided into tectonic plates.

Front

What is a divergent boundary?

Back

A tectonic plate boundary where two plates move away from each other.

Front

What is a convergent boundary?

Back

A tectonic plate boundary where two plates move towards each other.

Front

What is a transform boundary?

Back

A tectonic plate boundary where two plates slide past each other.

Front

What is sea-floor spreading?

Back

The process by which new oceanic crust is formed at mid-ocean ridges.