Across
- 2. WATER CHANGES INTO ICE
- 4. AMOUNT OF WATER VAPOUR IN AIR
- 7. BUILT ACROSS RIVERS TO STORE WATER
- 8. THE PROCESS OF CHANGNG WATER INTO WATER VAPOUR
- 9. MAIN SOURCE OF WATER
- 10. A GASEOUS FUEL
- 12. EVERYTHING THAT SURROUNDS US
- 14. AN ANIMAL THAT HUNTS OTHER ANIMALS
- 17. VERY SMALL ORGANISMS THAT CANNOT BE SEEN WITH NAKED EYES
- 18. THREE-FOURTHS OF THE EARTH
- 19. ANYTHING THAT WAS ONCE USEFUL TO US BUT DISCARDED LATER
Down
- 1. THINGS THAT CAN BREAK DOWN BY THE ACTION OF MICROORGANISMS
- 2. WATER VAPOUR CONDENSES ON THE DUST PARTICLES IN THE AIR
- 3. COLLECTION OF TINY WATER DROPLETS AND ICE CRYSTALS
- 5. THE PROCESS OF WATER VAPOUR CHANGES T WATER DROPLETS
- 6. NOT LETTING WATER THROUGH
- 11. ANY SOFT, WET MASS OF MATERIAL
- 13. FORMED WHEN WATER VAPOUR CONDENSES ON COLD OBJECTS
- 15. THE DEW ON THE GROUND FREEZES
- 16. THE FOG WITH LESS WATER VAPOUR
