Across
- 2. where could a water cycle start
- 4. what is a mass of ice overlaying snow
- 5. what is the area of land which all water sources end up draining into
- 8. what layer is on top of the aquifer
Down
- 1. what layer is under the aquifer
- 3. when does a water cycle end
- 6. what is the underground water storage
- 7. what provides the energy required to run the process