Plate Tectonics

The evidence is in ______________________, where coastlines and mountain ranges appear to fit together like a puzzle all over the world

• Continental drift

• Plate Tectonics

• The Rock Cycle

• Divergent boundaries

Other evidence include __________________ that plate tectonics does occurr in the crust of the Earth.

• Rock formation, weather, fossils

• Mountain formation, fossils, climate

• Weather, fossils, climate

• Valleys, Ocean trenches, climate

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

_____________________ are undersea that are the deepest part of the ocean.

• Divergent trenches

• Ocean trenches

• Transform trenches

• Mid-ocean trenches

This plate boundary moves land apart, creating a rift valley on land : ________________________

• Divergent boundary

• Transform boundary

• Convergent boundary

• Mid-Ocean voundary

This tectonic plate boundary creates mountain ranges: ____________________

• Divergent boundary

• Convergent boundary

• Transform boundary

• Mid-oceanic boundary

This tectonic plate slips past each other: _____________

• Divergent boundary

• Transform boundary

• Convergent boundary

• Mid-Ocean boundary

A theory explaining the structure of the earth's crust is called _________________

• Pangea

• Plate Tectonics

• The Rock Cycle

• Sea-floor spreading