8.9B Plate Tectonics

Front

What type of crusts are involved with one plate subducting beneath another?

Back

Oceanic and continental crusts are involved in subduction.

Front

The earth's outer shell is divided into slabs of rock called ______ .

Back

Tectonic plates.

Front

What plate boundary feature is formed at an active transform boundary?

Back

A fault.

Front

What is the San Andreas fault?

Back

The San Andreas fault is a transform fault that runs through California.

Front

What is a driving force behind the movement of tectonic plates?

Back

Convection currents in the mantle.

Front

Define tectonic plates.

Back

Tectonic plates are large slabs of rock that make up the Earth's lithosphere.

Front

What happens at a divergent plate boundary?

Back

At a divergent plate boundary, tectonic plates move apart, creating new crust.

Front

What is a convergent plate boundary?

Back

A convergent plate boundary is where two tectonic plates collide.

Front

What geological feature is commonly formed at a convergent boundary?

Back

Mountains or deep ocean trenches.

Front

What is the Ring of Fire?

Back

The Ring of Fire is a region in the Pacific Ocean where many earthquakes and volcanic eruptions occur.