Weathering and Erosion

Front

What is erosion?

Back

Erosion is the movement of sediment by water, ice, gravity, and wind.

Front

What is deposition?

Back

Deposition is when sediment is dropped off in a new place.

Front

How does freezing water cause weathering of rocks?

Back

Freezing water expands cracks and breaks rocks.

Front

What natural force is largely responsible for the formation of the Grand Canyon?

Back

Water is largely responsible for the formation of the Grand Canyon.

Front

What is the process of weathering?

Back

Weathering is the breaking down of rocks into smaller pieces.

Front

What role does gravity play in erosion?

Back

Gravity pulls sediment down slopes, contributing to erosion.

Front

What is the difference between weathering and erosion?

Back

Weathering breaks down rocks; erosion moves the broken pieces.

Front

Can wind cause erosion?

Back

Yes, wind can carry away small particles of soil and rock.

Front

What is an example of deposition?

Back

An example of deposition is when a river drops sand at its mouth, forming a delta.

Front

How do plants help prevent erosion?

Back

Plants help prevent erosion by holding soil in place with their roots.