Across
- 4. A man-made material that can stay in water for a long time
- 6. The big hot ball in the sky that gives us light and heat
- 9. When the Sun makes water go up into the air
- 10. A thick liquid that makes water dirty when spilled
- 11. A long stream of moving water
- 12. Water that falls from the clouds
- 13. Dirty water from homes and factories
Down
- 1. When water in the air becomes tiny drops and make clouds
- 2. Old things we throw away, like plastic and paper
- 3. Dirty things in water, air or land
- 5. Strong liquids that can make water dirty
- 6. Soft, white, cold water that falls in winter
- 7. Soft white thing in the sky made of tiny water drops
- 8. The liquid we drink and find in rivers and oceans