Mr. B’s Blogspot

Washington, D.C. (October 1, 2008) – As a result of the 480,000 school buses currently in operation, more than 2.3 billion gallons of fuel are spared each year, resulting in a net savings of more than $8 billion dollars in fuel costs, according to new statistics released by the American School Bus Council (ASBC) today.
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Seventh grade science teacher, Ms. Wright, helped her students discover how air bags work. Students learned a variety of facts about air bags, and then conducted an experiment to test their home-made air bags. The crash test dummy for this experiment was a raw egg.
Here are some of the learning objectives for the unit:

Acetic acid [...]