Monday, September 26, 2011

*Bergndi's aMaZiNg River Experiment*

*For my River Experiment, I worked with Madeline & Bret! We had two hypotheses and tested them:) Both of our hypotheses' were correct! It was a fairly easy experiment & very interesting. Our first hypothesis was, If the dirt is more compacted, then the water runs off and doesnt soak in. This proved to be true. Our second hypothesis was, Animals affect the way rivers and other bodies of water form. This also was true. We set up our experiments by using, Playdoh, Diatomaceous Earth,& water. In the first experiement, we made a slope with the softened diatomaceous earth. Then we poured water on it, seeing if a "lake" would form. When the dirt was more compacted, the water ran off not making much of a lake. However, once we loosened the earth, a lake formed. In our second experiment, Madeline, Bret, and I made animals out of playdoh and stuck them into our diatomaceous earth. Then, we tilted the container a little, and poured the water into it, showing that animals do in fact the way rivers are formed!*

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