Across
- 4. The percentage ofopen space between rock particles in a rock layer
- 5. The channel in which a river flows
- 7. When a rock does not let water through
- 8. The path that a river follows
- 10. Forms of water that fall down to Earth
- 13. table Where the zone of aeration and the zone of saturation meet
- 14. The measure of the change in elevation over a certain distance
- 15. When the sun's heat turns water into gases such as water vapor
Down
- 1. The amount of water that a stream or river carries in a givin amount of time
- 2. Small parts of a river that feed the main river
- 3. What a river carries
- 4. The ability to let water pass through
- 6. A human made hole that is deeper than the level of the water table
- 8. When water cools and turns into a cloud
- 9. When water enters an aquifer
- 11. The area along a river that forms from sediment deposited when a river overflows its bank
- 12. The study of water