Plate Tectonics & Earth's Interior

Front

Rigid outer layer of Earth

Back

Lithosphere

Front

Theory explaining Earth's surface dynamics

Back

Plate Tectonics

Front

Semi-fluid layer beneath lithosphere

Back

Asthenosphere

Front

Plates move towards each other

Back

Convergent Boundary

Front

Plates move apart

Back

Divergent Boundary

Front

Plates slide past each other

Back

Transform Boundary

Front

One plate sinks beneath another

Back

Subduction Zone

Front

Underwater mountain range

Back

Mid-Ocean Ridge

Front

Outermost solid shell of Earth

Back

Earth's Crust

Front

Layer between crust and core

Back

Mantle