Weathering and Erosion

Front

What is weathering?

Back

A process that breaks down rocks into smaller pieces.

Front

How long does the weathering process take?

Back

Years and years.

Front

What is erosion?

Back

The process by which soil and rock are removed from one location and transported to another.

Front

How does weathering differ from erosion?

Back

Weathering breaks down rocks, while erosion moves the broken pieces.

Front

What is glacial erosion?

Back

Erosion caused by the movement of glaciers, which can slowly wear away rock.

Front

What is carbonic acid?

Back

A mixture of water and carbon dioxide.

Front

How does sandblasting affect rocks?

Back

It makes rocks smoother in shape and less jagged.

Front

What is the rate of glacial erosion?

Back

Slow.

Front

What are the two main types of weathering?

Back

Mechanical weathering and chemical weathering.

Front

What is mechanical weathering?

Back

The physical breakdown of rocks into smaller pieces without changing their chemical composition.