Plate Tectonics

Alfred Wegner stated that continents had once been joined to form a single supercontinent called Pangaea.

• Convergent Boundary

• Continental Drift

• Divergent Boundary

• Transform Boundary

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The lithosphere is divided into segments called plates, which move and continually change shape and size.

• Pangea

• Pizza

• Party

• Plate

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Three main types of boundaries are: (CHOOSE 3)

• Convergent

• Transform

• Continental

• Divergent

____________ boundaries, also called spreading centers, occur when two plates move apart.

Tags

NGSS.MS-ESS2-3

___________ fault boundaries are margins where two plates grind past each other without the protection or destruction of lithosphere

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

____________ boundaries form when two plates move together.

Tags

NGSS.MS-ESS2-3

A subduction zone occurs when one oceanic plate is forced down into the mantle beneath the second plate.

• Convergent Boundaries

• Divergent Boundaries

• Transform Boundaries

• Plate Tectonics

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

The seafloor is elevated, forming the oceanic ridge.

• Convergent Boundaries

• Transform Boundaries

• Divergent Boundaries

• Pizza Party

Tags

NGSS.MS-ESS2-3