Review of Plate Tectonics

A fracture in Earth where movement has occurred

• rift valley

• fault

• volcano

Deep faulted structure found at divergent plate boundaries

• rift valley

• fault

• mountain

Tags

NGSS.MS-ESS2-3

Process that forms new sea floor

• mid-ocean ridge

• continental drift

• sea-floor speading

Tags

NGSS.MS-ESS2-3

Place where sea floor is forced down into the mantle

• trench

• fault

• continental drift

Tags

NGSS.MS-ESS2-3

An underwater mountain range

• Appalachian

• Glacial deposits

• Mid-ocean ridge

Tags

NGSS.MS-ESS2-3

Clues that support the continental drift

• glacial deposits

• continental drift

• rocks, fossils and climate

Tags

NGSS.MS-ESS2-3

Plate Tectonics supports the idea that all continents were once fused together called _____________ .

• The rock cycle

• Supercontinent

• The crust

• Pangea

The __________________ are chains of undersea mountains.

• Mid-Ocean Ridges

• Ocean Trench

• Divergent boundary

• Transform boundary

______________________ continually adds materials to the ocean floor creating ocean floor.

• Sea-floor spreading

• Ocean trenches

• Divergent mid-ocean ridges

• Convergent mid-ocean ridges

Oceans plates sink back into the mantle at _______________ zones, keeping the crust the same size.

• Mid-ocean ridges

• Ocean trenches

• Subduction

• Transforming

Tags

NGSS.MS-ESS2-3