Across
- 3. Turning a gas to a liquid.
- 5. A place where a large amount of water is stored.
- 9. Underground, lakes and rivers are considered bodies of _______ water.
- 12. The process of removing salt from seawater.
- 13. Water supply used for desalination or reverse osmosis.
Down
- 1. A non-renewable resource that cannot be readily replaced by natural means at a quick enough pace to keep up with consumption.
- 2. How large pieces of debris are removed from water.
- 3. A chemical that is used to sterilise water.
- 4. Water that is safe to drink
- 6. A natural resource which can be used repeatedly and will not run out due to being naturally replenished.
- 7. The movement of water from an area of low solute concentration to an area of high solute concentration, through a semi-permeable membrane.
- 8. Turning a liquid to a gas.
- 10. Type of wave use to sterilise water.
- 11. Only consists of water molecules.