Anexo 1

Ejemplos originales en inglés.

1. No, because rain is the same were ever [sic] you are or were ever [sic] it is.

2. No. Because rain comes from the sky.

3. No the water will not be salty because the rain is falling down but, does not taste like salt water.

4. Yes. The polluted water could evaporate and go into a cloud and turn into rain.

5. Yes. Because when it is hot out the sun soaks up the water and later when it rains it will rain everywhere.

6. Suspension = Mud/Dirt: picture shows three circle-like figures sorrounded by chains of circles with two black dots (seemingly representing water molecules). Solution = Fertilizer: picture shows three ovoids in which extremes + and — signs are read.

7. Suspension: Dirt/mud. Picture with key. White circles represent water. Black squares represent dirt. Black squares across bottom. White circles are on top. Solution: Bacteria. Picture with key. White circles represent water. Black squares represent bacteria. Black squares are in between white circles."

8. Solution = salt: picture shows ball (O) and stick (H+) water molecules. Na+ near O and Cl— near H+

9. Solution = salt: picture shows wavey line. Underneath are Na+ and Cl— scattered around.

10. No. No because the water is salty not the rain.

11. No, No because there is no way water can go back up to the sky.

12. No. The clouds seperate the salt from the water.

13. No. because the ground were [sic] you get your water from filters the salt.

14. Suspension = Trash: picture shows a big rectangle-like shape put diagonally on the space having the iconized word "coke" inside. The figure is labeled "Trash" with an arrow indicating it. The short wavy horizontal lines complete the figure. Solution = Mud/Dirt: picture shows four short horizontal wavy lines distirbuted on the space in addition to a cluster of dots near de center labeled as "dirt".

15. No. The rain can be hard and dangeres.

16. No. because only water can evaporat and it leaves its impuritys behind.

17. No. When water is evaporated salt is not picked up with it.

18. The water won't be salty because during the evaporation turns water into clouds the salt is left behind.

19. No, water evaporates as pure water.

20. The rain will not be salty because as the water evaporates the salt stays where it is because it is to dense to go with the water.

21. No, salt does not evaporate with water because it has a much higher boiling point.