Food containers are common sources of waste. These materials can end up in landfill or be diverted by thinking of the 3 Rs: Reduce, Reuse, Recyle. Students will examine product packaging to assess packaging in terms of sustainability through the 3 Rs. Students work in groups to actively participate throughout the demonstration.
Categories: Teacher Demonstration
There are many different kinds of polymers, both natural and synthetic. Polymers are widely used and have many practical applications based on their properties. They are often strong and chemically... read more
In this demo, two polyethylene strips are charged on one end by rubbing with wool. One charged strip is then mounted on an evaporating dish and the other charged strip is used to make the dish spin.... read more