In today's session we started working on the Royal Society of Chemistry's Global Experiment 2015 called "Water - a global experiment with hydrogels". Watch this space as we will be updating you regularly with the progress of our work.
Monday 27 April 2015
Thursday 2 April 2015
Science at home - magical ink
You will need:
- 2 glasses or jars
- hot and cold water
- blue ink
- vinegar
Method:
- Fill one glass with cold water and the other with hot water.
- Next, add 3 drops of ink into each glass and gently stir it.
- You will observe that the cold water turned blue and the hot water stayed clear.
- To make the hot water blue, add a teaspoon of vinegar and stir it.
How does it work?
Research: diffusion
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