Unit 5 Vocabulary Flashcards for Summative

Front

The feature on the bottom of the ocean that creates new crust

Back

Mid-ocean ridge

Front

The outermost chemical composition layer of Earth

Back

Crust

Front

Forms when two plates collide

Back

Convergent boundary

Front

The chemical composition layer of Earth is located between the core and the crust.

Back

Mantle

Front

Physical feature on the bottom of the ocean floor where the older crust is being destroyed.

Back

Subduction zone

Front

Less dense type of crust that contains mainly granite rock.

Back

Continental crust

Front

Occurs when two plates move away from each other

Back

Divergent boundary

Front

The name of the single large landmass when all the continents were joined together over 200 million years ago is called

Back

Pangea

Front

The 3 compositional layers of Earth based on chemical composition are

Back

Crust, Mantle, and Core

Front

The traces or remains of organisms that lived long ago, commonly preserved in sedimentary rock is called a

Back

Fossil