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Friday, 6 September 2019

Hurumanu Water Cycle

On Friday we had science and we had to draw the water cycle on a zip lock bag and then we had to put tape on it and go get water and food colouring to put inside of it. when we got the water and food colouring we had to go to Mrs Shehata and get her to tape the bag to the window with the sun on it so it would stay in the sun and evaporate.
Climate Chaos

Title

Exp 1 Water cycle Exp 2 Water cycle with baking soda

Purpose

To make the water evaporate

Materials

Exp 1
  • 1x Zip lock Plastic bag
  • 1x Pen
  • Quater of the bag full of Water
  • 3 drops of Food colouring
  • 1x teaspoon
Exp 2
  • 1x Zip lock Plastic bag
  • 1x Pen
  • Quater of the bag full of Water
  • 3 drops of Food colouring
  • 1x teaspoon
  • 1x Baking soda

Steps

Exp 1
  1. Grab the zip lock bag
  2. Grab a pen
  3. Draw a water cycle on the bag
  4. Go see Mr palmer to get the double-sided tape
  5. Put the tape on the bag
  6. Go see Mr palmer for water and food colouring
  7. Get the cold water put it in the bag
  8. Put in the food colouring 
  9. Mix in the food colouring with a teaspoon
  10. Take the bag with water and food colouring in it to go and see Mrs Shehata
  11. Get Mrs Shehata to tape the bag to the window very carefully
  12. Then sit on the mat waiting for the next instruction
Exp 2
  1. Grab  a zip lock bag
  2. Grab a pen
  3. Draw a water cycle on the bag
  4. Grab some litmus paper
  5. Go see Mr palmer to get the double-sided tape
  6. Put the tape on the bag
  7. Go see Mr palmer for water, food colouring and baking soda
  8. Put water and food colouring in the bag
  9. Pour baking soda in the bag
  10. Give the bag to Mrs Shehata
  11. She will put it on the window to sit there
  12. Wait quietly on the mat.

Conclusion

Exp 1
I think the outcome of this experiment will be… I think it is going to take out all of the
food colourings that is put into the bag but it might not because the food colouring might
dissolve over a while but also I do not know.
Exp 2
I think the water in the 2nd bag is gonna fiz up and make the litmus paper change colour.
It will be really fascinating watching it change colour because when the litmus
paper changes it will change very slowly.

Findings: 


The Water Cycle: Bag 1
CO2 Water Cycle: Bag 2
Acid
Desert Water Cycle
Bag 3
Does it cycle?
23no
Amount of Water
32no
Acidity
21no

Key: Water and acidity amount: 1 = none 
2 = small 
3 = large 

  • For bag 1 there was a small amount of cycle 
  • For bag 1 there was a small amount of changed watercolour
  • For bag 2 there was a large amount of cycle
  • For bag 2 there a small amount of water.

Conclusion: Today for science we have finished the water cycle experiment because last time we did not do the chart because some people were falling behind. the findings from last time is exactly the same as now I love to science it is my favourite subject.

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