Across
- 1. a swirling movement that moves ocean water around the globe
- 4. a place to store water made by humans
- 7. water in the atmosphere that falls to earth as rain, sleet, snow, or hail
- 9. the amount of salt in water
Down
- 1. the process where a gas cools and becomes a liquid
- 2. large supplies of underground water
- 3. the process where a substance warms and changes from a liquid into a gas
- 5. cycle The pattern of water moving on earth from the ocean, to the sky, to rain, to a river, and back to the ocean
- 6. A pattern of rising and falling movement in the ocean caused by gravity
- 8. snow and ice gathered in one area over many years