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Why do we have to study science? What good is it? For that matter, what is it? That question, "What is science?", is a very good one, and not easy to answer. Many different definitions have been proposed by different sources. After looking through many of them, I have tried to combine and distill them into a workable definition that we can use in our study of science.
We are going in search of fats in our foods. This test does not require you to taste the food, but that doesn't mean you can't have a snack along the way.
Have you ever played with water balloons? If so, you probably dropped one at some time, and got wet when it burst. What if it had bounced instead? Water balloons can be made to bounce very easily, if you know the science.
This experiment is a chance for you to do some scientific research on a problem that has never been solved. We all yawn, and you have probably noticed that if someone else yawns, you do too. Why? There are several hypotheses, but none has enough solid evidence to become an accepted theory.
In the Sorting Salt and Pepper video we saw that we could mix salt and pepper into a pile and then separate them easily by using the static charge on a balloon. That is one way to separate salt and pepper, but there are many others. How many can you think of? Don't read any more until you have spent some time thinking of as many different ways as you can.