History and Plastic

How can you reduce the use of platic in and around your house?
1 / 14
suivant
Slide 1: Question ouverte
AardrijkskundeMiddelbare schoolvwoLeerjaar 3

Cette leçon contient 14 diapositives, avec quiz interactifs et diapositives de texte.

time-iconLa durée de la leçon est: 1 min

Éléments de cette leçon

How can you reduce the use of platic in and around your house?

Slide 1 - Question ouverte

Slide 2 - Diapositive

Slide 3 - Diapositive

Slide 4 - Diapositive

Slide 5 - Lien

History and basics of plastics
Program:
         - Picture / opening 
         - History 
         - Making plastics 
         - Looking ahead 
         - Closing 
LessonGoal: Understand how plastic is used today. 

Slide 6 - Diapositive

Show the timescale of plastic

Slide 7 - Question ouverte

History of plastic 
Substitute for rare and expensive materials 

First form Bakalite 

Now plastic - Plastikos 

Meaning: To grow/To form 


Slide 8 - Diapositive

Slide 9 - Diapositive

Slide 10 - Lien

Making plastic 
Step 1: Raw materials 
Step 2: Cracking ethane and propane 
Step 3: Forming momomers 
Step 4: melted platic 
Step 5: plastic is forming when it cools 
Step 6: cut into small palets 
Step 7: Pallets are shipped 

Slide 11 - Diapositive

Slide 12 - Diapositive

Slide 13 - Diapositive

Closing 
- Read chapter 2. 

- Think of 10 ways to reduce platic waste at or around your won home. 

Slide 14 - Diapositive