Across
- 3. - flat areas of land with few trees
- 6. - makes up the continents
- 9. - the middle layer of Earth
- 10. - dry areas with little rain
Down
- 1. - under the oceans
- 2. - low areas between mountains or hills
- 4. - used for growing food
- 5. - the innermost layer of Earth
- 6. - the outermost layer of Earth
- 7. - large bodies of salt water
- 8. - smaller bodies of water surrounded by land