Unit 4 Earth's Processes and Resources Part 3

Front

What is soil erosion?

Back

The removal of topsoil by water, wind, or human activity.

Front

What happens to sediments during the formation of sedimentary rock?

Back

They are pressed and cemented together.

Front

What causes wind?

Back

Differences in atmospheric pressure.

Front

Which activity can increase soil erosion?

Back

Deforestation.

Front

How are sand dunes formed?

Back

By wind.

Front

What is sediment?

Back

Small particles of rock and soil that are carried by water or wind.

Front

What is the water cycle?

Back

The continuous movement of water on, above, and below the surface of the Earth.

Front

What is weathering?

Back

The process of breaking down rocks into smaller pieces.

Front

What is the role of plants in preventing soil erosion?

Back

Plants help hold the soil in place with their roots.

Front

What is a natural resource?

Back

Materials or substances that occur in nature and can be used for economic gain.