Geology Pt. 1 CIA Review

Front

What is the inner core of the Earth?

Back

The inner core is the solid, innermost layer of the Earth, composed mainly of iron and nickel, and is extremely hot.

Front

What causes the Earth to look different today than it did millions of years ago?

Back

Plate tectonic plates have separated and rearranged the continents.

Front

What are sediments?

Back

Fragments of weathered rocks that are transported and deposited by natural forces.

Front

Why are islands not considered permanent?

Back

Islands are constantly changing due to wind and waves reshaping them and moving sand.

Front

What is the 'Ring of Fire'?

Back

A region in the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur due to tectonic plate boundaries.

Front

What are plate tectonics?

Back

The theory that explains the movement of the Earth's lithosphere, which is divided into tectonic plates.

Front

What is erosion?

Back

The process by which natural forces like water, wind, and ice wear away rocks and soil.

Front

What is weathering?

Back

The breaking down of rocks and minerals into smaller pieces by natural processes.

Front

What is a volcano?

Back

An opening in the Earth's crust through which molten lava, ash, and gases are expelled.

Front

What is an earthquake?

Back

A sudden shaking of the ground caused by the movement of tectonic plates.