Plate Tectonics

Front

This layer of the earth is 200km thick beneath the crust and contains hotter softer rock that flows like lava.

Back

Asthenosphere

Front

When two continental plates collide, this process is called:
- Convergent Subduction
- Divergent Collision
- Convergent Collision
- Transform Subduction

Back

Convergent Collision

Front

The lithosphere is one of the least dense layers of earth where life exists also known as the

Back

crust

Front

When two plates move apart, the boundary is:

convergent

,

transform

,

convergent subduction

,

divergent

Back

divergent

Front

The movement of Earth's tectonic plates is generated by

Back

convection currents

Front

Why does oceanic crust sink beneath continental crust?

Back

More Dense

Front

When oceanic plates move toward a continental plate, it creates a:

coral zone

,

tectonic zone

,

subduction zone

,

collision zone

Back

subduction zone

Front

When two plates slide past each other this is known as a:

convergent collision boundary

,

transform boundary

,

convergent subduction boundary

,

divergent boundary

Back

transform boundary

Front

The Earth's inner and outer core is mostly composed of which two metals?

Back

iron and nickel

Front

This middle layer of earth, solid rock and is where convection currents occur.

Back

Mantle