Across
- 2. how acidic or basic the water is
- 3. a mixture of 2 types of water
- 4. Water particles in the air
- 7. harmful water
- 8. amount of oxygen in the water
- 9. how cloudy the water is
Down
- 1. waste, certain foods, cleaning products
- 2. falls to the ground
- 5. Land that drains into a stream
- 6. found underground