Topic 4 Plate Tectonics

Front

What occurs at transform boundaries?

Back

Earthquakes

Front

What process is causing Australia to move closer to the Asian subcontinent?

Back

Tectonic plate movement & continental drift

Front

What is Pangaea?

Back

A supercontinent that existed around 335 to 175 million years ago.

Front

What type of volcanoes are found in Hawaii?

Back

Shield volcanoes

Front

What two types of plates are found on Earth?

Back

Continental plates and oceanic plates

Front

What are tectonic plates?

Back

Large pieces of the Earth's lithosphere that move and interact with each other.

Front

What is continental drift?

Back

The theory that continents have moved over geological time and were once joined together.

Front

What is a fault line?

Back

A fracture in the Earth's crust where blocks of land have moved past each other.

Front

What is the Ring of Fire?

Back

A major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.

Front

What is subduction?

Back

The process where one tectonic plate moves under another and sinks into the mantle.