Hurumanu - Decomposing and Recycling

Aim: To learn about the rate that different materials decompose. 

Hypothesis: I think that The banana and the bread will rot first and the paper and styrofoam will rot last

Materials:

1.   styrofoam cup
2.   banana
3.   bread
4.   paper
5.   test tubes
6.   
7.     

Steps:

1.   put everything in the test tubes
2.   wait 3 weeks look at the results
3. wait 5 weeks look at the results
4.   wait 7 weeks look at the results
5.   wait 9 weeks look at the results
6.   wait 11 weeks look at the results
7.  

Image:

Findings:

TODAY	Colour	Change	Observations
Banana
Paper
Styrophone cup
Bread

•   
•   
•   
• 
  

3 weeks	Colour	Change	Observations
Banana
Paper
Styrophone cup
Bread

•   
•   
•   
• 
  

5 weeks	Colour	Change	Observations
Banana
Paper
Styrophone cup
Bread

  

•    
•    
•     
•    

Images:

Conclusion:

How is sea level rise going to effect us in NZ

What places will be effected?

Almost averywhere

What else do we need to think about?

Water level

What other places around NZ will be affected?

citys a round  the edge

What does this do to our drinking water?

more expensive

What are the main concerns?
water

1.   
2. other water