A physical feature on Earth's surface.

The sudden movement of Earth's crust.

Trenches, rift valleys, and abyssal plains are all this.

This causes chemical weathering.

The largest landform beneath the ocean.

A scientist who studies the structure and history of Earth.

A crack in Earth's crust.

The part of Earth made of rock that is close to its boiling point.

A geologist does this.

This is around the Pacific Ocean Plate where many volcanoes erupt.

An opening in Earth's crust out of which magma flow.

The measure of the amount of energy released.

The Earth's outer core is made of this.

Animal fossils, the shape of coastlines, and the age and type of mountains all explain that this happened.

Volcanoes tend to erupt at these places.

A material that comes up through Earth's surface and hardens.

The movement of pieces of weathered rock from one place to another.

This volcano has layers.

The force that occurs when plates are pushed together.

This forms when a volcano erupts.

An unmoving pool of magma below the Earth's crust.

The reason why two landforms so far apart that have matching fossils and rock can be related.

A giant wave caused by an earthquake under the ocean.

The force that twists, tears, or pushes one part of the crust past another.

These are an example of an island arc.