Plate Tectonics vocab flashcardz

Front

Normal Fault

Back

A type of fault where the hanging wall slides downward; caused by tension in the crust.

Tags

NGSS.MS-ESS2-3

Front

Sea-floor spreading

Back

The process by which molten material adds new oceanic crust to the ocean floor.

Tags

NGSS.MS-ESS2-1

Front

Divergent Boundary

Back

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

Tags

NGSS.MS-ESS2-3

Front

Mid-Ocean Ridge

Back

An undersea mountain chain where new ocean floor is produced; a divergent boundary under the ocean.

Tags

NGSS.MS-ESS2-3

Front

Strike-slip Fault

Back

A type of fault in which rocks on either side move past each other sideways with little up or down motion.

Front

Convergent Boundary

Back

A boundary where two tectonic plates move towards each other, often causing one plate to be forced below the other.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Front

Transform Boundary

Back

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

Front

Subduction Zone

Back

An area where one tectonic plate is being forced under another, often leading to volcanic activity.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Front

Ocean Trench

Back

A deep, underwater valley formed at a subduction zone where one plate sinks beneath another.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Front

Plate Tectonics

Back

The theory that the Earth's outer shell is divided into several plates that glide over the mantle.

Tags

NGSS.MS-ESS2-3