School to better understand the weird and wonderful world of science.
Hurumanu - Decomposing and Recycling
hypothisis Decomposition of bread. ... By feeding on the sugars and carbohydrates of bread, the spores of mold can get the energy to reproduce by mitosis
Aim: To learn about the rate that different materials decompose.
Hypothesis: I think that......
Materials:
Materials:
- test tubes
- paper
- Styrofoam
- bananas
- bread
- test tube rack
- water
Steps:
- we got the test tube rack
- then we put the test ubes in the rack
- then we got the bananas
- then the styrofoam
- then the paper
- then the bread
- and then we put all the stuff in the test tubes
Image:
Findings:
TODAY
|
Colour
|
Change
|
Observations
|
Banana
| orange | ? | going down |
Paper
| brown | ? | standing straight |
Styrophone cup
| white | ? | still straight |
Bread
| white | ? | taking up most of the test tube |
3 weeks
|
Colour
|
Change
|
Observations
|
Banana
| |||
Paper
| |||
Styrophone cup
| |||
Bread
|
5 weeks
|
Colour
|
Change
|
Observations
|
Banana
| |||
Paper
| |||
Styrophone cup
| |||
Bread
|
Images:
Conclusion: