1. What is the main cause of erosion on Earth?

2. What type of erosion caused the Grand Canyon to form?

3. What area of land does wave erosion change over time?

4. Which of the following causes splash erosion when it hits the ground?

5. What is deflation?

6. What is abrasion?

7. What do we call large ice formations that move slowly and form valleys and shape mountains through erosion?

8. Which of the following types of erosion is caused by landslides?

9. True or False: Humans can cause erosion through activities such as cutting down trees, farming, and ranching.

10. Which of the following is way to limit the amount of erosion caused by human activity?