drinking water
Across
- 2. first people to clean water
- 8. to move downward through openings in the soil
- 10. measures the amount of water coming into your house
- 11. a single drop of water contains billions of them
- 12. located at the north and south poles
- 13. kills germs
- 14. water that travels over the ground surface; fills lakes
Down
- 1. pools of water underground
- 2. water turns into a gas
- 3. rain, snow, sleet, or hail
- 4. another word for the water cycle
- 5. water we can actually use
- 6. frozen water
- 7. the smallest particle of an element
- 9. filled with salt and other minerals and humans cannot drink