Whoah! With our covers off, we noticed a LOT of changes. Not only did the weight of the lake drop dramatically, but we noticed this crystal-like substance hanging around the top! Fifth graders also noticed a difference between each of the lakes. Since not every group started with the same volume of water, we're noticing that the lakes with a greater volume of water from the start still appear to be wet, while the lakes with less volume seem to be drier. Hmmmmm....
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Mrs. BrinzaScientists and engineers work together. Scientists ask questions about the natural world, and engineers work to solve problems that scientists may face. Archives
April 2016
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