The water cycle

3. a layer of rock, sand, or earth that contains water or allows water to pass through it
4. water that falls from the clouds towards the ground
10. a process that helps in forming large aggregates of particles.
12. solid particles do not dissolve, but get suspended throughout the bulk of the solvent,
14. water, water that has been used before, for example for washing, that can be stored and used again, for example in toilets
17. a grey or white mass in the sky, made up of very small floating drops of water
18. to supply land with water so that crops and plants will grow
19. wet, partly melted falling snow:
20. water that has frozen and become solid

1. the small, soft, white pieces of ice that sometimes fall from the sky when it is cold, or the white layer on the ground and other surfaces that it forms
2. a test or examination to discover if there is anything wrong
5. the drops of water that appear on cold windows or other surfaces, as a result of hot air or steam becoming cool
6. the process of losing water through the surface or skin of a body or a plant
7. ponds, something that prepares the water to go out into the world.
8. something that allows liquids or gases to go through it:
9. a large area of water surrounded by land and not connected to the sea except by rivers or streams
11. water that collects below the surface of the earth
13. a soft substance that is like a wet powder and consists of very small pieces of a solid material that have fallen to the bottom of a liquid
15. the chemical water treatment process used to remove solids from water
16. small, hard balls of ice that fall from the sky like rain