Process:  - Your thermostat senses that the room temperature has fallen below your thermostat setting - Your thermostat sends a signal to your heating system to provide heat for your home - When your oil burner is engaged, heating oil travels from the tank to the burner by way of a pump - Here the oil becomes a fine mist mixed with air - The fuel/air mixture is then injected into the burner where it is ignited in the combustion chamber - The warm air is disbursed through vents, hot water through baseboards, or by steam radiators -   Perturbation hypothesis: suppose there is less coal available happens, how will it affect LESS heat for the house.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer: no


Process:  - A forest fire starts - The trees and plants burn - The animals lose their homes - If the animals can not escape, they may die from smoke inhalation - The plants that provide food are gone - The animals have little to eat -   Perturbation hypothesis: suppose there wetter conditions happens, how will it affect the animals will live shorter lives.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer: yes


Process:  - Mix flour, baking powder, sugar, and salt into a bowl - Mix in milk, eggs, and melted butter - Mix until smooth - Heat a griddle or frying pan to medium high - Pour batter onto the griddle -   Perturbation hypothesis: suppose the mother does not get an abortion happens, how will it affect more sugar is used.  Does the supposed perturbation have an effect (direct or indirect) on the process?
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Answer:
no