1. Lesson Two: Canyons, Valleys and Plains

2. A – Z of the USA Task: Watch the video and write down words of things you can see to complete the A – Z of the USA worksheet.video

3. Grand Canyon Grand Canyon © Amy Felce, Flickr

4. Grand Canyon © Howard Ignatius, Flickr Grand Canyon

5. How was the Grand Canyon formed? Task: Discuss in groups and write down ideas of how this might be formed. Watch the video to explore how the Grand Canyon was actually formedvideo What different features of the canyon are mentioned? How would you describe the Grand Canyon? How was the Grand Canyon formed?

6. Grand Canyon © YoTuT, Flickr Grand Canyon

7. Grand Canyon © Bryan Rosengrant, Flickr Grand Canyon

8. Grand Canyon © Tony Kent, Flickr Grand Canyon

9. What words would you use to describe the Grand Canyon? How many layers can you see? How many different colours can you see? Why do they think the layers look different from each other? How was the Grand Canyon formed?

10. What is erosion? Write down your ideas – what do you think erosion means? Watch this video and let’s find out more about erosionvideo

11. What is erosion? Erosion © Wikipedia

12. Make your own Grand Canyon Grand Canyon model Can you think about places and interesting areas you have visited that have also been made, or affected by erosion? What can be the impact of erosion on physical environments? Grand Canyon and erosion demonstration