Saturday June 25, 2011 Town Commons, Hanover, Massachusetts
On June 25, 2011, from 10 a.m. until 4 p.m., citizens of Hanover, Massachusetts, and their friends celebrated Hanover Day. The Northeastern Section of the American Chemical Society: NESACS reserved a table as a civic organization in order to introduce the denizens of the South Shore to the International Year of Chemistry. The organizer of the event, Prof. Christine Jaworek-Lopes of Emmanuel College, Boston, performed hands-on science activities at the table alongside her students garbed in chemistry t-shirts.
The activities involved:
• Making a UV detector bracelet and discussing why we use sunscreen;
UV sensitive beads - discussion about wearing sunscreen and testing the UV protectiveness of different windows at home goldenrod paper - The goldenrod paper is colored with a dye which is an acid-base indicator. It turns bright red in bases (eg. solutions of ammonia, baking soda or washing soda) and golden-yellow in …