8th Grade Unit 5 Plate Tectonics Vocabulary

Front

What are plate boundaries where the plates are moving toward each other called?

Back

Convergent Boundaries

Front

What is the term for the impression of a prehistoric organism preserved in rock?

Back

Fossil

Front

What is the underwater mountain range formed at divergent boundaries called?

Back

Mid-Ocean Ridge

Front

What is the rigid outer layer of Earth, consisting of the crust and upper mantle?

Back

Lithosphere

Front

What principle states that each rock layer is older than the one above it?

Back

Law of Superposition

Front

What type of plate boundary occurs when plates slide past each other?

Back

Transform Boundaries

Front

What is the process by which one tectonic plate moves under another called?

Back

Subduction

Front

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

Back

Plate Tectonics

Front

What geological feature is formed at a convergent boundary where two continental plates collide?

Back

Mountain Range

Front

What is the term for the molten rock beneath the Earth's surface?

Back

Magma