Across
- 1. landform that forms from the deposition of sediment at the mouth of a river
- 3. weathering/ occurs when chemical reactions dissolve the minerals in rocks or change them into different minerals
- 7. the rocks and minerals on earth
- 8. water/ water that collects on the surface of the ground
- 10. substance with a pH higher than 7
- 12. a process in which water soaks into the soil
- 15. a natural object that orbits the planet
- 18. the process by which rocks and other surfaces are broke down
- 19. all frozen water on the earth
Down
- 2. layer of permeable rock that allows water to flow through
- 4. substance with a pH lower than 7
- 5. soil and rock through which water can flow
- 6. dropping of sediments that occurs when an agent of erosion, loses its energy and can no longer carry its load
- 9. underground opening that can form when acidic groundwater dissolves limestone
- 11. large, movings masses of ice and snow
- 13. the gases that surround the Earth
- 14. living things and the things that support life
- 16. mound formed when windblown sediments pile up behind an obstacle
- 17. process in which rock, soil, and other weathered earth materials are moved from one place to another