Across
- 2. ice 2%
- 4. meter measure the amount of water
- 6. travels over the surface and fills lakes and rivers
- 7. first people to record methods for treating water
- 8. water 1%
- 11. water is wet and fluid
- 12. surface is covered with water 70%
Down
- 1. kills any germs in water
- 3. is the smallest partical of an element
- 5. water underground
- 9. water is frozen water
- 10. reader reads the water meter
- 13. water is frozen water