Plate Tectonics TEST

Front

What are the layers of the Earth in order from the surface?

Back

Crust, Mantle, Outer Core, Inner Core

Front

What is the process called where new oceanic crust forms at mid-ocean ridges?

Back

Sea-floor spreading

Front

What type of volcano is Mt. St. Helens?

Back

Composite volcano

Front

What is molten rock that has reached the Earth's surface?

Back

Lava

Front

What type of volcano is characterized by broad, gentle slopes and is formed by the eruption of low-viscosity lava?

Back

Shield volcano

Front

What is the term for the layer of the Earth that is semi-fluid and allows tectonic plates to move?

Back

Asthenosphere

Front

What is the rigid outer layer of the Earth called?

Back

Lithosphere

Front

What is the name of the boundary where two tectonic plates move apart?

Back

Divergent boundary

Front

What is the name of the boundary where two tectonic plates collide?

Back

Convergent boundary

Front

What is the term for the movement of tectonic plates caused by convection currents in the mantle?

Back

Plate tectonics