Friday, September 30, 2011

2nd Experiment - Making a rocket

Things needed


1. Baking soda ( 200 ml )
2. Vinegar ( 200 ml )
3 Plastic bottle ( 500 ml )

How to do

Take the plastic bottle and place a small hole in the lid of the bottle and put the vinegar and the baking soda and quickly close
the bottle and turn the bottle upside down. And it will go up like a rocket.



1st Experiment - Making oxygen come out of hydrogen peroxide

Used things 
1. 500 ml bottle ( See through will be better )
2. Hydrogen Peroxide  (100 ml )
3. Dry Yeast (50 g)
4. Red colouring
5. Water
      Warning - Do this in a out door place.


 The way to make it


First take the bottle and put the hydrogen peroxide into it add some red colouring . Add the 50 grams of yeast with 20ml of water and stir it well. And add the yeast and the hydrogen peroxide comes out..

Do not touch this!!