Slow and Fast Change

What is the process called that slowly changes Earth's surface over time?

• Weathering

• Erosion

• Sedimentation

• Deposition

Which of the following is an example of a fast change on Earth?

• Weathering

• Mountain formation

• Volcano eruption

• Soil formation

What can wind, water, and ice do to a mountain over a long period?

• Turn it into a soft, rounded hill

• Make it taller

• Change its color

• Move it to a different location

Which event is NOT an example of a fast change on Earth?

• Hurricane

• Flood

• Earthquake

• Weathering

What is the main idea of the passage?

• Earth is constantly changing, both slowly and quickly.

• Earth's changes are mostly destructive.

• Only fast changes affect people's lives.

• Weathering is the most important process on Earth.