Across
- 1. Our _______ are mostly water.
- 5. Some water may have come from _____.
- 7. Water could be the key to finding _____.
- 8. Most ______ water is in ice.
Down
- 2. Almost all Earth's _____ is in the_____.
- 3. It's really great that ____ floats.
- 4. A lot can _____ in one drop of water.
- 6. The amount of ____ in ____ water varies.