Monday, January 10, 2011

Today in class we began talking about items that we have to know on the honors biology test and gave us a biofuel source type project example for the test. We then proceeded to begin back on our unit and Mr. Finley proceeded to burn a piece of paper on the floor and then stomped it out and we mad predictions in our groups wheather or not it weighed more or less after burned and the results that before it burned, it weighed .6 grams and burned a bit it weighed .5 grams.
Then Mr. Finley, continuing his destructive rampage decided to add sodium bicarbinite to water in a almost airtight bottle that was extremly thin but somewhat tall and it blew up. Then he put it in a big ziplock bag with the same exact volume and it did not blow up do to the fact it has space to expand. The following is a link to a similiar experiment with sodium bicarbonite.
http://www.Youtube.com/watch?v=wiZVC6P8vmU
CV

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