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Experiments with water
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Experiments with water



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  • 2. ● This experiments were made by children five to 7 years old. ● They used their knowledge about water to make predictions. ● Some times their predictions were right, some times were wrong. ● They recorded their discoveries in worksheets ● We related the experiments with nature facts, like water cycle, river pollution...
  • 3. This term we have learned many things about water. Let's see...
  • 4. Tap water is a liquid: it has the shape of the container The glasses are different but the amount of water is the same
  • 5. When you put water in the freezer it becomes ice. Ice is solid.
  • 6. You can't take liquid water in your hands, but you can take ice. It's cold!
  • 7. When you heat water on the fire, you get steem. Water steem is vapour
  • 8. If you cover boiling water with a cold dish you can get rain in the kitchen.
  • 9. You can't hold water steam. It flies into the air. Water steam is hot
  • 10. Some things float on the water and some sink
  • 11. The cork, the wooden spoon, the pencil and the plastic ruler float. The metal spoon, the sharpener and the rubber sink. Some materials are lighter than water some are heavier.
  • 12. Some things mix with water, some not. We checked several things:
  • 13. Sawdust doesn't mix with water
  • 14. Oil never mixes with water, you can stir, and stir... but it always goes up. It floats on the water.
  • 15. Oil is very difficult to clean when it reaches rivers or the sea.
  • 16. Vinegar mixes with water
  • 17. You can mix honey with water, but after a while it settles down
  • 18. Sugar melts in water and it disappears
  • 19. Salt also melts in water and disappears.
  • 20. This way you get salty water
  • 21. If you put an egg into fresh water, it sinks.
  • 22. If you put it into salty water, it floats.
  • 23. We put a few drops of food coloring into fresh water
  • 24. Then, we poured the coloured fresh water onto the salty water. What happened? The fresh water floats on the salty water because it is lighter.