Earth Materials Unit 1 Vocab

Front

Crust

Back

The thin outer layer of Earth we live on is made of rock and soil.

Front

Mantle

Back

The thick hot layer of the Earth beneath the crust.

Front

Plate Boundary

Back

The place where two tectonic plates meet, causing Earthquakes, Volcanoes and Mountain Building.

Front

Rock Cycle

Back

The ongoing process that shows how rocks change from one form to another over time.

Front

Weathering

Back

The process in the rock cycle that breaks down rocks into smaller pieces by wind, water, ice, or chemicals.

Front

Erosion

Back

The process in the rock cycle that movements the broken pieces (called sediments) by wind, water, or ice. It carries the sediments away from its original location.

Front

Deposition

Back

The process in the rock cycle when sediments settle or drop into a new location, like the bottom of a river, lake, or ocean.

Front

Divergent

Back

Where two tectonic plates move apart, letting magma rise and form new crust—often creating volcanoes.

Front

Convergent

Back

A place where two tectonic plates crash into each other, which can form mountains or volcanoes.

Front

Transform

Back

A place where two tectonic plates slide past each other, often causing earthquakes.