Module 3, DQ 4

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind, water, and ice.

Front

What are the main causes of erosion?

Back

The main causes of erosion include water, wind, glaciers, and human activities.

Front

True or False: Water is the only cause of erosion.

Back

False

Front

True or False: Wind and glaciers can cause weathering and erosion.

Back

True

Front

What is weathering?

Back

Weathering is the breaking down of rocks and minerals into smaller pieces by natural forces.

Front

How can plants contribute to erosion?

Back

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

Front

What is the Grand Canyon primarily formed by?

Back

The Grand Canyon was primarily formed by the erosion of rocks by rivers over millions of years.

Front

True or False: Almost one-third of the Great Wall of China has disappeared due to natural and human factors.

Back

True

Front

What role do glaciers play in erosion?

Back

Glaciers can erode the land beneath them as they move, carving out valleys and shaping landscapes.

Front

What is the difference between weathering and erosion?

Back

Weathering is the breaking down of rocks, while erosion is the movement of those broken pieces.