Monday, 16 September 2019

Decomposition-Science

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

Hypothesis:

-Bananas
-White styrophone
-Paper
-Bread
-Water

Materials:

  1.   Test tubes(x4)
  2.   Banana(x1)
  3.   Bread(x1)
  4.   Styrophone(x1)
  5.   Paper(x1)
  6.   Test tube rack(x1)
  7. Bung(x4)
  8. Water
Steps:
  1.   Get 4 test tubes and place them in the test tube rack.
  2.   Get the Banana, Bread, Styrophone and Paper and place them in each test tube.
  3. Place a bung on each test tube so it is closed.
  4.   Make sure the test tube is big enough for each strip of materials to fit in.
  5.   That is done and see if they change over the weeks and the colour they change into.
  6.   Record them on the table you made for each week.
  7. Plus: Add half a test tube of water to the bread.

Findings:



TODAY
Colour
Change
Observations
Banana
Cream

Paper
White

Styrophone cup
White

Bread
White

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