so scientific
Across
- 2. breathing organ for a cockroach
- 6. solids are .......packed
- 7. water in form of gas
- 9. percentage of oxygen
- 10. breathing organ for a fish
- 12. ice
Down
- 1. liquid
- 3. gas is .......compressible
- 4. air or water vapour
- 5. water droplets cooling down
- 8. percentage of dust and water vapour
- 11. liquids are packed .......