Chemistry comes from the Latin word chemical which means a natural, physical process. Let’s do some experiments to see some natural, physical processes. Endothermic and Exothermic Reactions Experiment Key words and word forms Endo: inside, internal, within Exo: outer, outside, outer part Thermic/Thermal: having to do with hot springs, heat, fever, Latin: warm, oven

Screen Shot 2014-11-13 at 2.05.20 PM