1. Changes on Earth Earth’s layers

2. Earth is divided into three layers. the outer layer is called the crust. Beneath the crust lies the mantle. The core is the innermost layer The core is made of metal. Earth’s Layers

3. The solid features formed on Earth’s crust. Other features include bodies of water Many landforms are shaped by water Landforms

5. Hill River Valley Mountain Plateau Coast Volcano Ocean Glacier Plain Lake

6. True or False Earth is divided into four layers. TrueFalse

7. True or False the outer layer is the crust TrueFalse

8. True or False The mantle is the innermost layer TrueFalse

9. True or False Most landforms are formed by volcanoes TrueFalse

10. Weathering AAny action that breaks rocks into pieces CChanges can be very slow WWeathering goes on all the time pplants and water can cause weathering

11. Erosion The movement of weathered material

12. Wind, gravity, and glaciers can cause erosion.

13. Water causes erosion in many places.

14. Gravity pulls rocks and soil downhill and causes erosion

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