Tuesday, June 1, 2010

Leak Proof Bag




I chose this experiment because I wanted to see that there would be no water leaking out of the baggie when I poked holes with the baggie with water.

The reason why this experiment worked is because the baggie is made out of polymers which are long chains of molecules. When I poked the pencils through the baggie, they slip between these polymers. The molecules seal around the pencil, making water not to leak.

www.SteveSpanglerScience.com

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