Process:  - Thunderstorms form over the ocean - An area of low pressure causes rotation - Several thunderstorms come together around this area - The storm is fed by rising air from warm ocean water evaporating - When the wind speeds reach 74 mph the storm is considered a hurricane.  Perturbation hypothesis: suppose more pressure is created happens, how will it affect MORE POWERFUL hurricanes.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer: no


Process:  - Some of the rock in the ground is made of limestone - Over long periods of time rain can hit the limestone - And cause a acidic reaction - The limestone will slowly disintegrate - A large gap with be where the limestone was - Result in the cave.  Perturbation hypothesis: suppose it is an area of earth where there is not much natural limestone happens, how will it affect there is less rock for the rain to hit.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer: yes


Process:  - Bacteria enters the body - Bloodstream - Cells in the body are attacked - Cells are killed - Different kinds of sickness are formed.  Perturbation hypothesis: suppose no recycling occurred this week happens, how will it affect cells in the body are not attacked.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer:
no