2. Product
WHAT IS THIS A PICTURE OF ??

3. Oct 8 / 9 Act B13 Product Life Cycle CH Q
LEARNING TARGET: I can construct a life-cycle diagram of a product and use it to recommend ways to reduce the product’s negative impact on the environment
CH Q
How can a life-cycle diagram be used to make a decision about a product?
VOCAB:
next slide

4. life-cycle raw material manufacturing useful life end of life
Changes / process of change
starting "stuff“ / nature made / from the earth
creating / making
Functional / before throwing away
when done using / through with it

5. DISCUSSION
What would be the complete life story of a container if it could talk?
raw material – manufacture – use - recycle? / end of life
Challenge: Watch ‘How its Made?’

7. Ravensdale silica mine leads to...

8. Seattle glass manufacturing *show 5 min video

9. PROCEDURE AND DATA
MATERIALS:
PROCEDURE: Read on pg. B 8-10 and summarize
DATA: WS Stages in the Life Cycle of a Product WS Green Chemistry
Life Cycle Diagram

10. Compare Life cycle diagrams
POST DISCUSSION
Compare Life cycle diagrams
What information does a life-cycle diagram show that a bar graph does not?
shows a process over time – not just one point in time
What do you see in these life-cycles that could be changed to make a product greener?
reduce energy needs, reduce – reuse – recycle – (renew)
videos

11. POST DISCUSSION - Day 2
Review statements on back of WS,
- Agree / Disagree
-Explain reasoning based on class research
Again:
What do you see in these life-cycles that could be changed to make a product greener?

12. ANALYSIS
- Discuss and answer Q 2 & 5 on pg. B- 12
ANS CHALLENGE Q
How can a life-cycle diagram be used to make a decision about a product? A:
life-cycle shows ALL needs of container from beginning to end helping make more responsible decision
(but no data – graphs do that)
HOMEWORK
1. WS 13.2