http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nature of Matter: Understanding the Physical World: Recycling Materials
1 online resource (1 video file, approximately 31 minutes) : digital, .flv file, sound
Investigate the ease of recycling some materials, such as aluminum and asphalt, and the impracticality of reusing others, such as certain plastics. Look at the different types of plastic, metal, paper, and glass, and discover what you can put in the recycle bin and why.
Originally produced by The Teaching Company/The Great Courses in 2015.