Plate Tectonics

Front

A place where two plates slip past each other, moving in opposite directions, is known as a _______

Back

transform boundary

Front

What does the theory of continental drift state?

Back

The continents were once joined in a super-continent and have moved over time.

Front

The place where two plates come together is known as a _______

Back

convergent boundary

Front

Why does oceanic crust subduct under continental crust?

Back

Oceanic crust is dense.

Front

What is the name of the super-continent that existed millions of years ago?

Back

Pangaea

Front

What is a divergent boundary?

Back

A place where two tectonic plates move away from each other.

Front

What geological feature is commonly formed at convergent boundaries?

Back

Mountain ranges or deep ocean trenches.

Front

What is the process of one tectonic plate sliding under another called?

Back

Subduction.

Front

What is the Earth's outer layer called?

Back

The lithosphere.

Front

What are tectonic plates?

Back

Large pieces of the Earth's lithosphere that move and interact with each other.