Friday, 23 August 2013

Kitchen Science

Kitchen Science is lots of fun!

We are observing, describing and comparing the physical and chemical changes that occur when materials are heated, cooled and mixed.

It sounds fancy but really what we are learning is that science experiments happen every day in the kitchen!!

Today we looked at bread, we smelled it, touched it, tasted it  and then we toasted it.  We compared the bread and toast and talked about what heating it did.  This is a physical change.  Cool huh!


We also made Jelly.  This time there was heating and cooling involved.  We think it is chemical change too, as the jelly crystals and water make a new substance.  A yummy new substance!


Finally we did some really fun mixing.  We added food colouring to vinegar making a physical change.    We then mixed the vinegar with baking soda.  You got it we created a new substance when the mixture bubbled and fizzed.

This is a great topic and we are really enjoying it.

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