Problem: Given the question: Process:  - A bird hatches from an egg - The bird is nurtured by its parents - And is fed food for growth - The bird grows - Begins to learn how to fly - The bird matures - The bird leaves its nest - The bird makes its own nest.  Perturbation hypothesis: suppose more cities around happens, how will it affect more birds grow.  Does the supposed perturbation have an effect (direct or indirect) on the process?
++++++++++++++++++++++++++++++++
The answer is:
yes


Problem: Given the question: Process:  - Food enters the body - Food begins to be processed by the digestive system - The pancreas releases enzymes to aid digestion - Digested food affects the amount of sugar in the blood - The pancreas releases one hormone to lower the blood sugar (glucose) level - The pancreas releases another hormone to raisethe blood sugar (glucose) level.  Perturbation hypothesis: suppose the coal is able to be lit happens, how will it affect pancreas releases less enzymes.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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The answer is:
no


Problem: Given the question: Process:  - People breathe and expel carbon dioxide - Engines produce carbon dioxide - Living things produce waste - Waste decomposes - Decomposition produces methane - Water evaporates - Water vapor joins the atmosphere - Carbon dioxide, water vapor and methane are greenhouse gases -   Perturbation hypothesis: suppose people have less agriculture happens, how will it affect less carbon dioxide and methane.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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The answer is:
