Across
- 3. water found underground in the cracks and spaces in soil, sand and rock
- 7. An underground layer of water bearing permeable rock
- 9. the level below which the ground is saturated with water
- 10. forming a whole by combining several separate elements
Down
- 1. an impurity, foreign matter
- 2. entrance or escape of a fluid through a crack or a fissure
- 4. a part of something taken for inspection or shown as an evidence for the quality of the whole
- 5. transferring from one place to another
- 6. the process by which a chemical substance is set free
- 8. A compound, element or isotope used to track the progress or history of a natural process