Weathering, Erosion & Deposition

Front

What is weathering?

Back

The process of breaking down rocks into smaller pieces through physical or chemical means.

Front

What is erosion?

Back

The movement of weathered rock and soil from one location to another, often by water, wind, or ice.

Front

What is deposition?

Back

The process by which sediments, soil, and rocks are added to a landform or land mass.

Front

How do plants contribute to weathering?

Back

Plants weather rocks by growing roots into cracks, which expand and break the rocks.

Front

What is physical weathering?

Back

The mechanical breaking down of rocks into smaller pieces without changing their chemical composition.

Front

What is chemical weathering?

Back

The process that breaks down rocks through chemical reactions, altering their mineral composition.

Front

Give an example of physical weathering.

Back

Water freezing in cracks of rocks, causing them to break apart.

Front

What role does water play in erosion?

Back

Water can wash away soil and rock, transporting them to new locations.

Front

What is an example of erosion?

Back

Rain washing away soil from a hillside.

Front

How does a river cause erosion?

Back

A river wears down canyon walls over time by carrying away sediments.