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Monday, 16 September 2019

Decompussition

Aim: To learn about the rate that different materials  decompose

Hypothesis: Banana Bread Paper Styrophone  I think the bread was going to decompose the fasted.

Materials:

  • Bananas
  • Bread
  • Paper 
  • Stylophone
  • test tubes 4x
  • test tubes holder
  • water

Steps 
  1.  get four test tubes
  2.  to get a test tubes holder 
  3. get a piece of banana, and apices of bread, a piece of paper and a piece of the stylophone
  4. put four of the test tubes in the test tubes holder.
  5. put some water in the test tubes
  6. give to teacher



Findings:
TODAY
Colour
Change
Observations
Banana
yellow

Paper
white

Stylophone cup
white

Bread
brown




3 weeks
Colour
Change
Observations
Banana
brownnothingnot mold 
Paper
white nothing not mold 
Stylophone cup
whitemold/water mold 
Bread
white brownblack / mold mold 


5 weeks
Colour
Change
Observations
Banana
black and dark yellow blackmold
Paper
whitenothingnot mold 
Stylophone cup
brownnothingnot mold
Bread
green greenmold

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