Pima County Public Library: Messy Science – Reactions
Learn about chemical reactions when heat is given off, releasing energy as heat or taken in, increasing the heat of the chemical agent, and then creating your own! Presented by Tucson Children's Museum Ciencia desordenada: reacciones Aprenda sobre las reacciones químicas cuando se emite calor, liberando energía en forma de calor, o cuando se absorbe,...