Chemical changesDownloadable Video - 2013 | Spanish
From enjoying the warmth of a fire to baking a cake, we benefit from chemical changes on a regular basis. This colorful program illustrates and explains numerous examples of chemical changes. It also takes a look at some of the common characteristics of chemical reactions. Concepts and terminology: physical change, chemical change, reaction, color change, gas, and heat.
Publisher: [United States] : Visual Learning Systems : Made available through hoopla, 2013
Characteristics: 1 online resource (1 video file (ca. 11 min.)) : sd., col