Monday, May 16, 2011

Term 2 Week 2 - Playdough making and Ice Experiments.

We used cream of tarter, flour, oil, salt and colouring, and hot water.  We mixed it together and put it in bowls.  We had yellow, pink, blue and green playdough - Ella
I poured in the salt, our playdough was green...it felt soft  - Jessie
I liked putting the vanilla in because it smelled delicious!  Anikin
We made Green Playdough and it was mushy, the tricky bit was stirring it because it was thick - Jemma
It smelled like peppermint, it smelled delicious and I wanted to eat it - Zack
It was squishy and it smelled like Vanilla because we added Vanilla flavouring - Ashlee
Ice Experiments (part of our 'keeping warm' study)
We were trying to stop heat from flowing from where it's hot to where its not.
We made 'walrus mits' by putting margarine in a bag. 
The fat would hopefully keep our hands from freezing in the ice-water.

The walrus mit kept my hands warmer than the empty bag because the margarine had fat in it - Robbie
We made 'polar bear blankets' by stuffing cotton wool into bags.
Then a freeze pack was put on our hands to test it.
We found out that the polar bear blanket was warmer than the walrus mit - Ben
The bag of ice was FREEZING! The polar bear blanket was warm - Nina


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