This weeks homework will consolidate what you understand about the paper recycling process, it wil introduce the plastic and metal recycling process and will deepen your knowledge and understanding of how chemicals are used in the recycling process.
Task 1: Watch the three mini-clips below and then answer the quick questions:
Time = 5mins
Task 2: Download the resource sheet and highlight the key terms and anything which is linked to the use of chemicals:
Time = 10mins
Task 3: Using
a google as a starting point, find out more about Surfactants, Hydrogen
Peroxide and Chlorine in the paper making process. Why are they used, what
harm can they do to the environment and what are the alternatives
that manufacturers are now starting to use? Present
this information as a written piece in your red exercise
books.
Time = 25mins
Time = 25mins
Task One Mini Clips - watch all three!! Task One video clip: Click here to access the resource sheet. You must highlight all the key terms that are linked to chemicals used in recycling. You will need to print it off and stick it into your red exercise book.
| Task One quick questions: Watch all three video clips and then answer these quick summary questions. |