Recyclen

• Techniek
• Basisschool
• Groep 8

Recyclen

Goal of the lesson

Today we learn what happens to piece of waste from several materials when they end up in nature 

Activity 

How long does it take before every specific piece will be totally degrated by the natural process of biodegration?

- Plastic bottle

- Banana peel

- cotton shirt

- cigarette

- orange peel

- gum

Quiz time!

gum

1. 1 year
2. 2 years
3. 10 years
4. 20 years

Plastic bottle

1. 40 years
2. 80 years
3. 100 years
4. 500 years

Banana peel

1. 1 year
2. 80 years
3. 10 years
4. 6 months

Orange peel

1. 6 months
2. 1 year
3. 8 years
4. 10 years

Cigarette

1. 8 months
2. 1 year
3. 5 years
4. 10 years

cotton shirt

1. 8 months
2. 4 months
3. 6 months
4. 1 year

evaluating the activity