The 4th annual Big Drop was held on May 8 outside the Exley Science Center to mark the last day of classes for the Spring semester. The event was cosponsored by WesMaSS and the Chem Demos class (Chem 420).
A series of smashable items—including watermelons, bouncy balls, and oobleck were dropped from the building’s rooftop. Since many students are asked to compute the terminal velocity of an object falling in a vacuum, we decided this year to determine the terminal velocity of a vacuum itself, by tossing a vacuum cleaner.
The Free Radicals contributed a variety of explosive demonstrations including igniting the largest quantity of gun cotton ever assembled in one place, coordinated elephant toothpaste fountains, and burning the last Orgo exam in liquid oxygen.