First, we added 100 ml to our bottle(small one) then we made a sort of cigar looking thing with two tea spoons of baking soda then we added it to the vinegar bottle then once we shook the bottle the outside became stiff and hard then three, two, one BLAST OFF.
Mixing baking soda with vinegar causes a chemical reaction which makes a gas called carbondioxied which pushes up the rocket.
Below are some other tasks we did to day.
To make easy plastic you can use vinegar and hot milk. The scientific name for plastic is polymer. You can make cheese with the same recipe. The vinegar creates a chemical reaction what makes the milk curdle.
If you add vinegar to boiled purple cabbage water it will turn pink. If you add baking soda to the cabbage it will turn the water to the colour bluey greeny type.
You can use microscopes to look at things really close.
Used static energy to make negative or positive charges.
There are three states of matter: Liquid,Solid and Gas.
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